Irresistible Biscuits Gravy Casserole Recipe for 8 Hungry Souls

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Author: Emily Frost
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There’s something magical about waking up to the smell of biscuits and gravy baking in the oven—especially when it’s all layered into one easy casserole! I first made this biscuits gravy casserole for a sleepy Sunday brunch with friends, and let me tell you, it disappeared faster than my kids’ Halloween candy. Fluffy, buttery biscuits nestled in rich, savory sausage gravy? It’s pure comfort food heaven. Plus, it’s a lifesaver for busy mornings or potlucks—just assemble, bake, and watch everyone come back for seconds. Trust me, this dish is about to become your new breakfast (or dinner!) obsession.

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Table of Contents

Why You’ll Love This Biscuits Gravy Casserole

Let me count the ways this dish will steal your heart (and maybe your weekend brunch plans):

  • One-pan wonder: No juggling skillets—just layer, bake, and devour. Even my sleepy morning self can handle that!
  • Fluffy meets creamy: Buttermilk-style biscuits soak up that rich sausage gravy like little flavor sponges.
  • Crowd magnet: I’ve brought this to five potlucks—always comes home with an empty dish and recipe requests.
  • Secret weapon: Assemble it the night before (just pop it in the fridge) for stress-free mornings.
  • Endless tweaks: Swap in spicy sausage, add roasted veggies, or go wild with cheeses—it’s crazy adaptable.

Pro tip: The biscuits puff up golden while baking, creating little gravy pockets that’ll make you swoon. Just wait till you try it!

Ingredients for Biscuits Gravy Casserole

Grab these simple ingredients – most might already be in your fridge or pantry! I like to separate them by component because, let’s be real, nobody wants to accidentally double the flour in the gravy when they should’ve put it in the biscuits. (Yes, I learned that the hard way.) Here’s what you’ll need:

For the Sausage Gravy:

  • 1 bunch green onions – we’ll use both the light and dark green parts (trust me, it makes a difference!)
  • 1 tablespoon avocado oil or olive oil – just enough to get things sizzling
  • 8 oz sliced button mushrooms – they soak up all that savory goodness
  • 1 lb bulk pork sausage – go for the good stuff, it’s the star of the show
  • ½ cup all-purpose flour – your gravy’s best friend
  • 2 cups low-sodium chicken broth – gives depth without being too salty
  • 2 cups milk of choice (I swear by 2% dairy for the creamiest results)
  • 1 teaspoon each garlic powder and black pepper – the flavor boosters
  • 1 teaspoon ground sage – my grandma’s secret weapon
  • ½ teaspoon salt – adjust to taste at the end

For the Biscuit Topping:

  • 2 cups all-purpose flour – spoon and level it, don’t pack it!
  • 1 tablespoon baking powder – makes them rise beautifully
  • 1 cup shredded cheddar cheese, divided – save some for that melty top
  • 1 teaspoon garlic powder – because everything’s better with garlic
  • ¼ teaspoon salt – balances the richness
  • 6 tablespoons cold unsalted butter – cubed and kept cold until the last second
  • 1 cup milk of choice – same as above
  • 1 teaspoon apple cider vinegar or white wine vinegar – our buttermilk hack
  • Flaky sea salt – for that perfect finishing touch

See? Nothing too fancy – just real ingredients that come together to make something magical. Now let’s get cooking!

How to Make Biscuits Gravy Casserole

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Okay, let’s dive into the fun part – turning all those ingredients into golden, bubbling comfort food! I promise it’s easier than you think, and the smells alone will have everyone hovering in the kitchen. Here’s how I make mine:

Prepare the Sausage Gravy

First things first – preheat that oven to 400°F (that’s about 200°C for my friends across the pond). While it’s heating up, let’s make the heart of our dish – the gravy.

Grab your trustiest skillet (mine’s a beat-up cast iron that belonged to my mom) and heat the oil over medium-high. Toss in your mushrooms, sausage, and those white/light green onion parts. This is where the magic starts – listen for that sizzle! Cook it all for about 7-10 minutes, breaking up the sausage with your spoon until it’s nicely browned and the mushrooms have soaked up all those juices.

Now here’s my secret move – sprinkle in that ½ cup flour right over everything and stir like crazy for about a minute. You’re cooking out that raw flour taste and creating the base for your gravy. Turn the heat down to medium-low and slowly, slowly pour in the chicken broth while stirring constantly. Think of it like you’re coaxing the gravy to life – add the milk the same way. Keep stirring until it thickens up enough to coat the back of your spoon (about 3-5 minutes). Throw in those seasonings – garlic powder, pepper, sage – and give it a taste. Need more salt? Now’s the time!

Make the Biscuit Dough

While your gravy’s doing its thing (and filling your kitchen with heavenly smells), let’s whip up those biscuits. In a big bowl, whisk together your flour, baking powder, ¾ cup of that cheddar cheese (yes, cheese IN the biscuits – trust me!), garlic powder, and salt. Now take those dark green onion parts you saved earlier and toss them in too.

Here comes the fun part – grab your cold butter cubes and start working them into the dry mix with your fingers or a pastry cutter. You’re aiming for pea-sized crumbs that’ll make your biscuits beautifully flaky. Once you’ve got that sandy texture, pour in the milk and vinegar mixture and stir just until it comes together into a soft, slightly sticky dough. Don’t overmix! Lumpy dough means tender biscuits.

Assemble and Bake

Alright, showtime! Pour that glorious gravy into your greased 9×13 baking dish. Now take spoonfuls of that biscuit dough and drop them right on top – I usually go for 8 generous mounds. They’ll look small now, but just wait! Pop it in the oven for 15 minutes.

When the timer goes off, pull it out (careful, it’s hot!) and sprinkle the remaining cheese and that flaky sea salt over the top. Back in the oven it goes for another 12-15 minutes until the biscuits are golden brown and the gravy’s bubbling around the edges.

Here’s the hardest part – let it cool for about 10 minutes before serving. I know, I know, the smell is torture, but this keeps the gravy from being lava-hot and lets everything set up perfectly. Then dig in and watch those happy faces around the table!

Tips for the Best Biscuits Gravy Casserole

After making this casserole more times than I can count (and learning from all my mistakes!), here are my can’t-live-without tips for perfect results every time:

Butter should be colder than your ex’s heart: I keep mine in the freezer until the very last second. Those icy butter pockets create steam pockets as they melt in the oven – that’s what gives you those dreamy, flaky biscuit layers. If your kitchen’s warm, pop the mixed dough in the fridge for 10 minutes before baking.

Thicken that gravy like a pro: When you think it’s thick enough? Give it one more minute. The biscuits will soak up some liquid as they bake, so you want the gravy slightly thicker than usual at this stage. Pro tip: If it gets too thick, just whisk in a splash of warm milk.

Cheese matters: Don’t skimp on quality! I’ve tested this with everything from pre-shredded to fancy artisanal cheeses, and a good sharp cheddar makes all the difference. Grate it yourself if you can – those anti-caking agents in pre-shredded bags can make things gummy.

The vinegar trick: That teaspoon of vinegar in the biscuit dough? It reacts with the baking powder to give extra lift. No buttermilk? No problem! Just mix any milk with a bit of acid (vinegar or lemon juice) and let it sit for 5 minutes before using.

Rest before baking: If you’ve got time, let the assembled casserole sit for 15-20 minutes before it hits the oven. This lets the biscuit dough hydrate properly and gives you taller, more even biscuits. (Perfect for when you’re assembling it the night before!)

One last thing – resist the urge to peek while baking! That blast of cold air when you open the oven door can make your biscuits sink. Set a timer, trust the process, and prepare for deliciousness.

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biscuits gravy casserole

Irresistible Biscuits Gravy Casserole Recipe for 8 Hungry Souls

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A hearty and savory breakfast casserole featuring fluffy biscuits and rich sausage gravy, perfect for potlucks or family breakfasts.

  • Total Time: 50 minutes
  • Yield: 8 servings 1x

Ingredients

Scale
  • 1 bunch green onions (½ cup light green, ⅔ cup dark green)
  • 1 tablespoon avocado oil or olive oil
  • 8 oz sliced button mushrooms
  • 1 lb bulk pork sausage
  • ½ cup all-purpose flour
  • 2 cups low-sodium chicken broth
  • 2 cups milk of choice (2% dairy recommended)
  • 1 teaspoon garlic powder
  • 1 teaspoon black pepper
  • 1 teaspoon ground sage
  • ½ teaspoon salt
  • 2 cups all-purpose flour
  • 1 tablespoon baking powder
  • 1 cup shredded cheddar cheese, divided
  • 1 teaspoon garlic powder
  • ¼ teaspoon salt
  • 6 tablespoons cold unsalted butter
  • 1 cup milk of choice (2% dairy recommended)
  • 1 teaspoon apple cider vinegar or white wine vinegar
  • Flaky sea salt

Instructions

  1. Preheat the oven to 400℉. Mist a 9×13-inch baking dish with nonstick cooking spray.
  2. Cut the root ends off the green onions. Slice the white and light green parts; finely chop the dark green parts.
  3. Heat oil in a large skillet over medium-high heat. Add mushrooms, sausage, and white/light green onion parts. Sauté for 7-10 minutes.
  4. In a mixing bowl, combine 2 cups flour, baking powder, ¾ cup cheese, garlic powder, and salt. Stir in dark green onion parts.
  5. Cut cold butter into dry ingredients until crumbly. Add milk and vinegar; stir into a soft dough.
  6. Sprinkle ½ cup flour over the sausage mixture in the skillet. Stir well.
  7. Reduce heat to medium-low. Add broth and milk gradually, stirring until thickened.
  8. Stir in garlic powder, black pepper, sage, and salt. Pour gravy into the baking dish.
  9. Drop biscuit dough into 8 mounds over the gravy. Bake for 15 minutes.
  10. Sprinkle remaining cheese and flaky salt on top. Bake for another 12-15 minutes.
  11. Let cool for 10 minutes before serving. Store leftovers in the fridge for up to 4 days.

Notes

  • Use cold butter for flakier biscuits.
  • Let gravy thicken slightly before baking.
  • Customize with your favorite cheese or herbs.
  • Author: Emily Frost
  • Prep Time: 20 minutes
  • Cook Time: 30 minutes
  • Category: Breakfast
  • Method: Baking
  • Cuisine: Southern
  • Diet: Low Lactose

Nutrition

  • Serving Size: 1 serving
  • Calories: 420
  • Sugar: 5g
  • Sodium: 680mg
  • Fat: 25g
  • Saturated Fat: 12g
  • Unsaturated Fat: 10g
  • Trans Fat: 0g
  • Carbohydrates: 32g
  • Fiber: 2g
  • Protein: 18g
  • Cholesterol: 70mg

Variations for Biscuits Gravy Casserole

One of my favorite things about this recipe is how easy it is to make it your own! Over the years, I’ve played around with all sorts of twists – some intentional, some born out of “Oops, I’m out of that ingredient” moments. Here are my favorite ways to shake things up:

Meat swaps: Not a pork sausage fan? Try spicy turkey sausage (my husband’s favorite), crumbled breakfast chicken sausage, or even chopped cooked bacon. For vegetarian friends, seasoned mushrooms or meatless crumbles work surprisingly well – just bump up the garlic and sage.

Cheese adventures: That cheddar is delicious, but don’t stop there! Pepper jack gives a nice kick, smoked gouda adds depth, and gruyère makes it feel fancy. My neighbor swears by a blend of mozzarella and parmesan for an Italian twist.

Veggie boost: Sneak in extra nutrients with sautéed spinach (squeeze it dry first!), roasted red peppers, or even some drained canned corn. My kids never notice when I add finely grated zucchini to the gravy – their loss for not appreciating my genius!

Biscuit flavors: Stir 1/2 teaspoon of dried thyme or rosemary into the biscuit dough for herbal notes. Feeling indulgent? Fold in crispy fried onions or everything bagel seasoning before baking.

Gravy game-changers: Replace half the milk with heavy cream for ultra-rich gravy (birthday brunch special!). A splash of Worcestershire sauce or dash of cayenne pepper givesiberto depth. Sometimes I’ll stir in a spoonful of cream cheese at the end for extra silkiness.

The beauty is – as long as you keep the basic ratios (butter to flour in the gravy, baking powder to flour in the biscuits), you really can’t mess this up. Make it once as written, then go wild with your own creations! That’s how family recipes are born.

Serving and Storing Biscuits Gravy Casserole

Here’s where the real fun begins – gathering everyone around the table to dig in! I like to serve this casserole fresh from the oven when the cheese is still gooey and the biscuits are at their fluffiest. A simple green salad or fresh fruit (hello, honeydew melon cubes!) balances out the richness perfectly. My kids go nuts when I add a side of roasted breakfast potatoes – carb overload? Maybe. Worth it? Absolutely.

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Leftovers (if you’re lucky enough to have any!) keep beautifully in the fridge for up to 4 days. Just cover the dish tightly with foil or transfer individual portions to airtight containers. To reheat, I pop single servings in the microwave for about 1 minute or warm larger portions in a 350°F oven for 15-20 minutes until heated through. Pro tip: Sprinkle a teaspoon of water over the top before reheating to keep the biscuits from drying out.

Now, about freezing – yes, you can! Assemble the whole casserole (without baking), wrap it tightly in plastic then foil, and freeze for up to 2 months. When ready to bake, thaw overnight in the fridge, then bake as directed (might need an extra 5-10 minutes). The biscuits won’t rise quite as high, but the flavor will still be fantastic. My freezer always has at least one of these stashed away for surprise guests or those “I can’t even” mornings.

P.S. My neighbor Janet swears this tastes even better the next day – something about the flavors marrying overnight. I can’t confirm because, well… it never lasts that long in my house!

Nutritional Information

Okay, let’s be real – we’re not eating biscuits and gravy casserole because it’s a salad. But as someone who likes to keep things balanced (most of the time!), here’s the nutritional breakdown per serving so you can plan accordingly:

  • Calories: 420 – Consider it fuel for tackling that weekend to-do list!
  • Fat: 25g (12g saturated) – That’s where all the flavor lives, my friends
  • Protein: 18g – Thanks to that hearty sausage and cheese
  • Carbs: 32g – Fluffy biscuit goodness
  • Sugar: 5g – Just enough to complement the savory notes
  • Sodium: 680mg – That’s why I recommend low-sodium broth

Important note: These values are estimates based on my exact ingredients – your numbers might vary slightly depending on the brands you use or any substitutions you make. (Looking at you, extra-cheesy versions!) I like to track with MyFitnessPal when I’m meal planning – just search “Frosty Recipes Biscuits Gravy Casserole” to log it easily.

And hey – everything’s fine in moderation! Pair a slice with a big spinach salad or fresh fruit, and you’ve got yourself a pretty balanced meal. Or don’t, and enjoy every melty, comforting bite guilt-free. I won’t judge either way!

Frequently Asked Questions

Can I use canned biscuits instead of homemade?
While I always recommend homemade biscuits (they make ALL the difference!), in a pinch you can use refrigerated canned biscuits. Just separate them into layers first – the flaky kind works best. They won’t have quite the same texture, but they’ll still soak up that delicious gravy!

How far ahead can I assemble this casserole?
You’re in luck – this is the ultimate make-ahead breakfast! Assemble the whole thing (gravy layered with raw biscuit dough) up to 12 hours before baking. Just cover tightly and refrigerate. You might need to add 2-3 extra minutes to the baking time since it’ll be cold from the fridge.

Can I freeze biscuits gravy casserole?
Absolutely! Freeze before baking for best results. Wrap the assembled-but-uncooked casserole tightly in plastic wrap then foil (double protection against freezer burn). It’ll keep for up to 2 months. Thaw overnight in the fridge before baking as directed – might need an extra 5-10 minutes in the oven.

What’s the best way to reheat leftovers?
My favorite trick is to sprinkle a few drops of water over the top and microwave single portions for 1 minute. For larger amounts, pop it back in a 350°F oven for 15-20 minutes until warmed through. The water keeps the biscuits from drying out!

Can I make this vegetarian?
You bet! Swap the pork sausage for meatless crumbles or sautéed mushrooms (portobellos add great texture). Use vegetable broth instead of chicken broth, and double-check that your cheese is vegetarian-friendly. All the cozy comfort, none of the meat!

Alright, friends – now it’s your turn! I’d love to hear how your biscuits gravy casserole turns out. Did you stick with classic cheddar or try a wild cheese twist? Maybe you added an extra dash of hot sauce (my kinda people!). Drop a comment below with your results, questions, or brilliant variations – I read every single one!

And if this recipe becomes your new go-to breakfast (or midnight snack, no judgement here), I’d be over the moon if you’d rate it below. Those five-star ratings help other home cooks find this cozy dish too. Better yet – snap a photo of your masterpiece and tag me @FrostyRecipes so I can see your handiwork! Nothing makes my day more than seeing your kitchen creations. You can also follow along for more great recipes on Facebook!

Happy baking, and may your biscuits always be fluffy and your gravy never lumpy!

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Emily Frost
Emily Frost

Hi, I’m Emily Frost — mom of two, home cook, and the creator of Frosty Recipes! Here you’ll find easy, family-friendly meals from Wendy’s copycat favorites to cozy dinners, sweet desserts, and everything in between.

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