Biscuits and Gravy Breakfast Casserole — All the Comfort of a Diner Classic, Baked Into One Make-Ahead Dish!

No standing over a skillet. No last-minute gravy whisking. Just one dish, minimal morning effort, and the kind of soul-warming comfort that makes weekends feel like holidays.

Why This Casserole Is a Game-Changer

• 🥚 All-in-one magic—biscuits + gravy + eggs in a single dish
• ⏱️ 15-minute prep (assemble night before; bake in the morning)
• 💰 Under $15—feeds 8 generously
• ❤️ Crowd-pleasing—kids, grandparents, and picky eaters all beg for seconds
• 🌾 Naturally nut-free; easily gluten-free adaptable

"It's not fancy—but it tastes like a Southern diner dreamed it up."

Ingredients You'll Need

(Serves 8)

For the Biscuit Layer:

• 1 (16.3 oz) can refrigerated buttermilk biscuits (8-count; or 2 cups homemade drop biscuit dough)→ Gluten-free? Use GF biscuits (like Immaculate Baking Co.)

For the Sausage Gravy:

• 1 lb breakfast sausage (mild or spicy—your choice!)
• ⅓ cup all-purpose flour
• 3 cups whole milk, warmed slightly
• ½ tsp garlic powder
• ½ tsp onion powder
• ½ tsp dried thyme
• ½ tsp freshly cracked black pepper (plus more to taste)
• ½ tsp salt (adjust after tasting—sausage varies in saltiness)
• Optional: ½ cup shredded sharp cheddar cheese (for extra richness)

For the Egg Layer:

• 8 large eggs
• 1 cup whole milk or half-and-half
• ½ tsp salt
• ¼ tsp black pepper
• Pinch of cayenne (optional—adds subtle warmth)

For Topping: