Biscuit Breakfast Casserole: A Hearty, Crowd-Pleasing Morning Feast

There’s something magical about a breakfast that bakes itself while you sip your coffee—especially when that breakfast involves flaky, golden biscuits, savory sausage, crispy turkey bacon, and a creamy, cheesy egg custard. This Biscuit Breakfast Casserole is my go-to for lazy weekends, holiday brunches, and those mornings when I want to impress without the stress.

I first made this dish for a family reunion, expecting the usual polite nibbles. Instead, my uncle—a notorious breakfast skeptic—went back for thirds, declaring it “the best thing on the table.” Since then, it’s been my secret weapon for feeding a crowd (or just treating myself to leftovers all week).

Why You’ll Love This Biscuit Breakfast Casserole

• Effortless comfort food – No fancy techniques, just layers of flavor that bake into perfection.

• Feeds a crowd (or meal-preps like a dream) – Perfect for holidays, potlucks, or stocking the freezer.

• Customizable – Toss in veggies, swap meats, or spice it up—it’s endlessly adaptable.

• Crispy, creamy, cheesy textures in every bite, thanks to buttery biscuits and melty Colby Jack.

• One-pan wonder – Cook the meat in the skillet, then bake everything together for easy cleanup.

The Picky Eater Seal of Approval

My niece, who famously survives on buttered noodles and chicken nuggets, once eyed this casserole with suspicion. But after one bite? She asked for seconds—and then begged me to make it for her birthday breakfast. If that’s not a win, I don’t know what is.

What Makes It Special

• Flaky Grands biscuits – They puff up into golden, buttery layers that soak up the egg custard.

• Turkey bacon + breakfast sausage – Double the meaty richness for maximum savoriness.

• Creamy egg custard – Whisked with garlic powder and black pepper for a subtle kick.

• Colby Jack cheese – Melts into gooey perfection, binding everything together.

• Fresh green onions – A bright, crunchy finish that cuts through the richness.

Making It Happen

1. Crisp the bacon: In a large skillet, cook the turkey bacon until crispy, then drain on paper towels. Brown the sausage in the same pan, letting those flavorful bits stick around for extra depth.

2. Prep the biscuits: Quarter the Grands biscuits and scatter them in your greased baking dish (or that same skillet, if it’s oven-safe). They’ll rise and crisp around the edges as they bake.

3. Whisk the custard: Eggs, milk, garlic powder, salt, and pepper combine into a velvety mixture that sets like a dream. Pour it over the biscuits, then sprinkle with cheese and cooked sausage.

4. Bake to golden glory: 30–35 minutes in the oven transforms this into a puffy, bubbly masterpiece. Top with the reserved bacon and green onions for a fresh, colorful finish.

You Must Know

✔ Don’t overmix the custard – Whisk just until blended to avoid tough eggs.
✔ Use room-temperature eggs and milk – Helps the custard bake evenly.
✔ Let it rest 5 minutes – This ensures clean slices and lets the flavors settle.
✔ Customize the add-ins – Try spinach, mushrooms, or jalapeños for extra flair.
✔ Check for doneness – The center should be just set (no jiggle!) at 160°F.

Serving Ideas

• Pair with: Fresh fruit salad, roasted potatoes, or a simple arugula salad.

• Drinks: Cold orange juice, a spicy Bloody Mary, or hot coffee with cinnamon.

Make It Different

• Vegetarian: Skip the meat and add sautéed bell peppers, onions, and spinach.

• Spicy: Use hot sausage and pepper Jack cheese, plus a dash of cayenne.

• Lower-carb: Swap biscuits for cubed cauliflower (roast first to remove moisture).

• Gluten-free: Use GF biscuit dough or even tater tots as the base.

Storage & Reheating

• Fridge: Keep covered for up to 3 days.

• Freezer: Slice into portions, wrap tightly, and freeze for up to 3 months.

• Reheat: Microwave single servings (covered) or warm the whole dish at 325°F until heated through.

Casserole Success Tips

• Grease the dish well – Biscuits love to stick!

• Layer evenly – Distribute meat and cheese for consistent bites.

• Tent with foil if browning too fast – Especially if using a dark pan.

• Fresh biscuits > canned crescents – They hold up better in the custard.

FAQs

1. Can I make this ahead?
Absolutely! Assemble the night before, cover, and refrigerate. Add 5–10 minutes to the bake time if starting cold.

2. Can I use frozen biscuits?
Yes—thaw first, or increase baking time slightly.

3. What cheese works best?
Colby Jack, cheddar, or Monterey Jack melt beautifully.

4. Why is my casserole soggy?
Too much liquid or underbaking. Ensure eggs reach 160°F.

5. Can I use ham instead of sausage?
Yes! Diced ham or even crumbled chorizo would be delicious.

Biscuit Breakfast Casserole Recipe

Prep Time: 15 mins
Cook Time: 35 mins
Total Time: 50 mins
Category: Breakfast/Brunch
Difficulty: Easy
Cuisine: American
Yield: 8 servings

Ingredients

• Meats:

  • 6 slices turkey bacon, chopped

  • 1 lb breakfast sausage

• Base:

  • 1 (16 oz) can Grands biscuits, quartered

• Custard:

  • 8 large eggs

  • 1 ¼ cup milk

  • ½ tsp garlic powder

  • ½ tsp salt

  • ¼ tsp black pepper

• Toppings:

  • 2 cups shredded Colby Jack cheese

  • 2 tbsp minced green onions

Instructions

1. Preheat oven to 350°F. Cook bacon in a skillet until crisp; drain. Brown sausage in the same pan.

2. Grease a 9×13″ dish (or use the skillet if oven-safe). Add biscuit pieces.

3. Whisk eggs, milk, garlic powder, salt, and pepper. Pour over biscuits.

4. Layer sausage, cheese, then baked custard. Bake 30–35 mins until set.

5. Top with bacon and green onions. Rest 5 mins before serving.

Notes

• Add veggies: Stir in sautéed onions, bell peppers, or spinach.

• Freezer-friendly: Portion and freeze for up to 3 months.

Tools You’ll Need

• 12″ oven-safe skillet or 9×13″ baking dish

• Mixing bowl + whisk

Allergy Info

Contains: Gluten (biscuits), dairy, eggs.