A hearty, comforting breakfast casserole layered with crispy hashbrowns, creamy sausage gravy, fluffy biscuits, and melted cheese. Perfect for brunch, holidays, or feeding a crowd!
🧂 Ingredients (Serves 8–10)
For the Sausage Gravy:
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1 lb (450g) breakfast sausage (pork or turkey)
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3 tablespoons all-purpose flour
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2 ½ cups whole milk
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½ teaspoon salt (adjust to taste)
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½ teaspoon black pepper
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¼ teaspoon garlic powder (optional)
For the Casserole Layers:
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1 (20 oz / 560g) bag frozen shredded hashbrowns, thawed
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1 tablespoon olive oil or melted butter
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1 (16 oz) can refrigerated biscuit dough (8 biscuits)
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1 ½ cups shredded cheddar cheese
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½ cup shredded mozzarella (optional for extra melt)
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2 green onions, sliced (optional garnish)
🔥 Step-by-Step Directions
🔹 Step 1: Preheat & Prep
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Preheat oven to 375°F (190°C).
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Grease a 9×13-inch baking dish.
🔹 Step 2: Cook the Hashbrown Base
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In a bowl, toss thawed hashbrowns with olive oil (or melted butter) and a pinch of salt and pepper.
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Spread evenly in the prepared baking dish.
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Bake for 20 minutes until slightly golden and starting to crisp.
👉 This keeps the base from getting soggy.
🔹 Step 3: Make the Sausage Gravy
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In a large skillet over medium heat, cook sausage until browned (5–7 minutes).
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Do not drain the grease (unless excessive).
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Sprinkle flour over the sausage and stir for 1–2 minutes.
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Gradually whisk in milk.
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Simmer 4–6 minutes until thick and creamy.
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Season with salt, pepper, and garlic powder.
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Remove from heat.
👉 Gravy should be thick but pourable.
🔹 Step 4: Assemble the Casserole
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Remove partially baked hashbrowns from oven.
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Pour sausage gravy evenly over hashbrown layer.
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Sprinkle 1 cup cheddar cheese over gravy.
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Cut each biscuit into quarters.
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Arrange biscuit pieces evenly over the top.
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Sprinkle remaining cheese (and mozzarella if using).
🔹 Step 5: Bake
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Return casserole to oven.
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Bake for 25–30 minutes, until:
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Biscuits are golden brown
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Cheese is melted and bubbly
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If needed, loosely cover with foil to prevent over-browning.
🔹 Step 6: Rest & Serve
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Let rest 10 minutes before serving.
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Garnish with green onions.
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Serve warm.
💡 Tips for Best Results
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For extra crispiness, cook hashbrowns in a skillet before baking.
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Add scrambled eggs between layers for a fuller breakfast casserole.
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Spice it up with crushed red pepper or hot sausage.
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For make-ahead: Assemble the night before (without baking), refrigerate, then bake in the morning.
🧊 Storage
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Refrigerate up to 4 days.
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Reheat in oven at 350°F until warmed through.
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Freeze baked casserole up to 2 months.