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Kale and Feta Crustless Quiche Recipe

5 from 67 reviews

This Kale and Feta Crustless Quiche is a healthy, gluten-free dish packed with sautéed kale, mushrooms, and onions combined with eggs and creamy feta cheese. Baked to perfection without a crust, it’s a hearty and flavorful meal perfect for breakfast, brunch, or a light dinner.

Ingredients

Scale

Vegetables

  • ½ yellow onion (halved and thinly sliced)
  • 2 cloves garlic (minced)
  • 1 cup mushrooms (chopped)
  • 34 cups kale (chopped, loosely packed)

Seasonings & Oils

  • ½ Tablespoon olive oil or avocado oil
  • ½ teaspoon dried Italian seasoning
  • ¼ teaspoon sea salt
  • ⅛ teaspoon ground black pepper
  • Additional pinch of sea salt and black pepper (for egg mixture)
  • ⅛ teaspoon freshly grated nutmeg or a pinch of ground nutmeg

Egg Mixture

  • 3 large eggs
  • ½ cup egg whites
  • ½ cup unsweetened almond milk

Cheese

  • ¼ cup feta cheese

Instructions

  1. Prep: Preheat your oven to 350°F (175°C). Lightly spray a 9-inch pie pan with cooking spray to prevent sticking.
  2. Sauté Vegetables: Heat the olive or avocado oil in a large skillet over medium-high heat. Add the sliced onion, minced garlic, chopped mushrooms, kale, dried Italian seasoning, sea salt, and black pepper. Cook, stirring occasionally, adding a tablespoon or two of water if needed to prevent sticking, until onions are translucent and the kale and mushrooms are wilted.
  3. Whisk Egg Mixture: In a small bowl, whisk together the eggs, egg whites, almond milk, nutmeg, and an additional pinch of salt and pepper until well combined.
  4. Assemble Quiche: Spread the sautéed vegetable mixture evenly on the bottom of the prepared pie pan. Sprinkle the feta cheese evenly over the vegetables. Pour the egg mixture over the mixture, ensuring all ingredients are covered. Gently push down any pieces not covered by the egg mixture to avoid burning during baking.
  5. Bake: Place the quiche in the preheated oven and bake uncovered for 35-40 minutes, or until the quiche is set and golden brown around the edges. Test doneness by inserting a knife into the center; it should come out clean without liquid egg.
  6. Rest and Serve: Let the quiche rest at room temperature for about 10 minutes before slicing. Cut into four slices, optionally top with fresh parsley, and serve warm.

Notes

  • This quiche is crustless, making it a lower-carb and gluten-free option.
  • Adding a tablespoon or two of water during sautéing helps prevent vegetables from sticking and burning.
  • You can substitute kale with spinach or Swiss chard if preferred.
  • Fresh parsley garnish adds a pop of color and freshness but is optional.
  • Store leftovers in an airtight container in the refrigerator for up to 3 days.
  • Reheat gently in the oven or microwave before serving.

Keywords: kale quiche, crustless quiche, healthy breakfast, gluten free breakfast, feta cheese quiche, vegetable quiche