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Breakfast Frittata Sandwich

Breakfast Frittata Sandwich


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  • Author: Anna
  • Total Time: 45 minutes
  • Yield: 4 sandwiches 1x
  • Diet: Vegetarian

Description

This Breakfast Frittata Sandwich features a fluffy baked vegetable frittata layered with fresh greens and creamy avocado on toasted bread. It’s a wholesome, protein-packed breakfast that’s perfect for meal prep, busy mornings, and grab-and-go meals.


Ingredients

Scale
  • 8 large eggs
  • 1/4 cup milk
  • 2 cups fresh spinach
  • 1 bell pepper, diced
  • 1 small onion, diced
  • 1 cup cherry tomatoes, halved
  • 1 cup shredded cheddar cheese
  • 2 tablespoons fresh herbs (parsley, chives, or basil), chopped
  • 1 tablespoon olive oil
  • 1/2 teaspoon salt
  • 1/4 teaspoon black pepper
  • 8 slices whole grain bread or sourdough
  • 1 avocado, sliced
  • 1 cup leafy greens

Instructions

  1. Preheat the oven to 375°F (190°C) and lightly grease or line a baking dish with parchment paper.
  2. Heat olive oil in a skillet over medium heat. Sauté onion and bell pepper until softened, then add spinach and cook until wilted.
  3. In a large bowl, whisk together eggs, milk, salt, and black pepper until smooth.
  4. Stir the cooked vegetables, cherry tomatoes, fresh herbs, and cheese into the egg mixture.
  5. Pour the mixture into the prepared baking dish and spread evenly.
  6. Bake for 20 to 30 minutes, or until the center is fully set and a knife inserted comes out clean.
  7. Allow the frittata to cool slightly, then cut into sandwich-sized portions.
  8. Toast the bread slices until lightly crisp.
  9. Layer leafy greens and avocado on the bottom slices of bread, add a portion of frittata, and top with the remaining bread slices.
  10. Serve warm or wrap for a portable breakfast.

Notes

  • Sauté vegetables before adding them to the eggs to avoid excess moisture.
  • Do not overbake the frittata to maintain a soft, fluffy texture.
  • Store frittata slices separately from bread for best meal-prep results.
  • Refrigerate leftover frittata for up to 4 days.
  • Freeze individual frittata portions for up to 2 months.
  • Use sturdy bread such as sourdough or whole grain for easier assembly.
  • Prep Time: 15 minutes
  • Cook Time: 30 minutes
  • Category: Breakfast
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 sandwich
  • Calories: 420
  • Sugar: 6g
  • Sodium: 620mg
  • Fat: 22g
  • Saturated Fat: 7g
  • Unsaturated Fat: 13g
  • Trans Fat: 0g
  • Carbohydrates: 32g
  • Fiber: 7g
  • Protein: 24g
  • Cholesterol: 390mg