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top view of the BEST keto Frittata with sausage, mushrooms and cheese. The keto frittata is dolloped with sour cream. Beside the frittata are fresh herbs, a whisk, raw mushrooms and a spoonful of sour cream

The BEST Keto Frittata

Learn how to make the BEST keto frittata is super simple! Perfect as an easy keto dinner idea, brunch or lunch, this mushroom cheese keto frittata is not only easy but delicious!

  • Total Time: 30 minutes
  • Yield: 8 slices 1x

Ingredients

Units Scale

  • 6-8 large eggs (depending on size of pan)*
  • 3/4 cup shredded mozzarella, divided
  • 1/4 cup unsweetened almond milk
  • 1 tbsp olive oil
  • 1 shallot or onion, finely chopped
  • 3 cloves garlic, finely chopped
  • 6-8 sausage links, sliced (about 200 grams)
  • 8 oz. baby bella mushrooms, sliced
  • 1/2 cup sour cream, divided
  • salt, pepper, red pepper flakes

Instructions

  1. Preheat the oven to 400° F. In a medium bowl, whisk eggs, 1/4 cup of cheese, almond milk, and 1/4 cup of sour cream.  Set the bowl to the side
  2. In a 10-12-inch ovenproof skillet over medium heat, heat oil. Add shallot (or onion) and sliced mushrooms and cook, stirring occasionally, until mushrooms and onion have softened, about 5 -7  minutes. Add the sausage and cook for an additional 4 minutes, stirring frequently.  Add in garlic and stir constantly for 1 minute. Season with salt, black pepperand red pepper flakes.
  3. Pour the egg mixture into pan over the sausage, mushrooms and onion. Sprinkle remaining cheese and dollop with remaining sour cream.
  4. Bake frittata until eggs are just set and edges are golden brown, about 15 - 20 minutes

Notes

  • * for a 10-inch skillet, use 6 eggs and for a 12-inch skillet, use 8 eggs
  • Author: Cat
  • Prep Time: 10 minutes
  • Cook Time: 20 minutes
  • Category: Breakfast, Main Meals
  • Method: Baking or Skillet
  • Cuisine: America, Fall, Holidays
  • Diet: Gluten Free

Nutrition

  • Serving Size: 1 slice
  • Calories: 213
  • Sugar: 2
  • Fat: 16
  • Carbohydrates: 4.6
  • Fiber: 0.6
  • Protein: 12

Keywords: quiche, crustless, frittata, keto, low carb, healthy, dinner, brunch, breakfast, gluten-free

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