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Breakfast Biscuit Bubble Up

Breakfast Biscuit Bubble Up

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Jumpstart your morning with Breakfast Biscuit Bubble Up, a fluffy, cheesy casserole combining tender biscuit dough, savory eggs, melted cheese, and flavorful sausage or veggies. This easy-to-make, comforting baked dish serves 6-8 people and is perfect for busy mornings or relaxing weekend brunches, delivering warmth and irresistible aromas with every bite.

Ingredients

Scale

Biscuit Dough

  • Canned buttermilk biscuits or homemade biscuit dough (enough to fill a 9×13 inch baking dish, typically 8-10 biscuits)

Egg Mixture

  • 6 large eggs
  • 1 cup milk (cold)
  • Salt, to taste (about 1/2 tsp)
  • Black pepper, to taste (about 1/4 tsp)

Cheese

  • 2 cups shredded sharp cheddar, mozzarella, or cheese of choice

Protein

  • 1/2 lb breakfast sausage or bacon, cooked and drained (can substitute with sautéed mushrooms, spinach, or bell peppers for vegetarian option)

Vegetables

  • 1 small onion, chopped
  • 1 small bell pepper, chopped
  • Optional: diced jalapeños for spice

Seasonings

  • Salt and pepper, as above

Instructions

  1. Prepare Ingredients: Preheat your oven to 350°F (175°C). Brown the breakfast sausage or cook your chosen protein, drain excess fat, and set aside. Chop onions and peppers, then lightly sauté until softened for sweetness and flavor depth.
  2. Cut Biscuit Dough: Open the biscuit dough and cut each biscuit into quarters to create bite-sized pieces that will puff and bubble throughout the casserole.
  3. Layer Ingredients in Baking Dish: Grease a 9×13 inch baking dish. Spread the biscuit pieces evenly across the bottom. Scatter cooked sausage, sautéed veggies, and shredded cheese over the top, layering flavors for that classic bubble-up effect.
  4. Mix Egg Mixture: In a separate bowl, whisk together eggs, cold milk, salt, and pepper until well combined and slightly frothy. This mixture will soak into the biscuit pieces, creating a custardy texture.
  5. Pour Egg Mixture and Bake: Evenly pour the egg mixture over the biscuit layers. Press down gently to ensure the biscuits absorb the liquid. Bake uncovered for 30-35 minutes until the top is golden and the egg mixture is fully set.
  6. Let It Rest and Serve: Remove from oven and allow the casserole to rest for 5-10 minutes before serving to let all flavors meld and make slicing easier. Enjoy warm and fresh from the oven!

Notes

  • Use cold milk for a richer, creamier casserole texture.
  • Don’t overmix eggs and milk to keep the custard light and tender.
  • Cook sausage thoroughly to avoid greasiness and add flavor depth.
  • Use sharp cheeses for a flavorful balance with mild biscuits.
  • Let the casserole rest after baking to firm it up for easier cutting.
  • Customize with herbs, spices, and vegetables according to availability and preference.

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