Print
clock clock iconcutlery cutlery iconflag flag iconfolder folder iconinstagram instagram iconpinterest pinterest iconfacebook facebook iconprint print iconsquares squares iconheart heart iconheart solid heart solid icon

Overnight Breakfast Casserole

Overnight Breakfast Casserole is the ultimate brunch dish that transforms lazy mornings into delightful feasts. This make-ahead casserole features fluffy eggs, savory chicken, vibrant bell peppers, and melted cheese layered harmoniously for a satisfying meal. Simply prepare it the night before, let it chill, and enjoy a warm, comforting breakfast the next day with minimal effort. Perfect for family gatherings or weekend brunches, this dish is sure to impress everyone at the table.

  • Total Time: 50 minutes
  • Yield: Serves 8

Ingredients

Scale
  • 8 large eggs
  • 1 cup whole milk (or almond/oat milk)
  • 1 cup chopped cooked chicken breast
  • 1 cup diced bell peppers (mixed colors)
  • 1 medium onion, finely chopped
  • 1 cup shredded cheese (your choice)
  • Salt and pepper to taste

Instructions

  1. Preheat your oven to 350°F (175°C) and grease a baking dish with nonstick spray.
  2. In a large bowl, whisk together eggs, milk, salt, and pepper until frothy.
  3. Sauté diced onion and bell peppers in a skillet over medium heat for about 5 minutes until soft.
  4. Combine sautéed veggies and chicken with the egg mixture, stirring gently.
  5. Fold in half of the shredded cheese and pour into the prepared baking dish. Sprinkle remaining cheese on top.
  6. Bake for 30-35 minutes or until set in the middle. Let cool slightly before slicing.
  • Author: Jennifer
  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Category: Brunch
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 slice (150g)
  • Calories: 270
  • Sugar: 2g
  • Sodium: 450mg
  • Fat: 18g
  • Saturated Fat: 9g
  • Unsaturated Fat: 7g
  • Trans Fat: 0g
  • Carbohydrates: 14g
  • Fiber: 1g
  • Protein: 15g
  • Cholesterol: 265mg

Keywords: - Customize with your favorite vegetables or different proteins like turkey or sausage. - Use day-old bread for added texture; it absorbs flavors beautifully. - For extra flavor, try adding spices like smoked paprika or Italian herbs.