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Slice of dairy-free breakfast casserole lifted from a baking dish with sausage and spinach visible.

Breakfast Casserole with Sausage & Sweet Potato (Dairy-Free)

5 from 1 vote
A hearty, protein-packed breakfast casserole made with crumbled breakfast sausage, shredded sweet potatoes, and fresh spinach. It’s naturally dairy-free, gluten-free, and perfect for meal prep.
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Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes

Video

Servings : 6 servings

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Ingredients

  • 1 lb breakfast sausage, pork, chicken or turkey, casing removed
  • 1 tbsp olive oil
  • 2 cups shredded sweet potato, about 1 medium-large sweet potato
  • 1 shredded yellow onion
  • 2 cups fresh spinach, chopped
  • 12 large eggs
  • ½ cup unsweetened plant-based milk
  • 1 tsp salt
  • 1 tsp garlic powder
  • 1 tsp onion powder
  • ½ tsp smoked paprika
Start Cooking

Instructions
 

  1. Preheat the oven to 375°F (190°C) and lightly grease a 9x9-inch baking dish with olive oil or nonstick spray.
  2. In a large skillet, cook 1 pound breakfast sausage over medium heat for 6 to 8 minutes until browned and crumbled. Remove and set aside.
    Crumbled breakfast sausage browning in a stainless steel skillet for a dairy-free breakfast casserole.
  3. In the same skillet, add 1 tbsp olive oil, then sauté the shredded onion and shredded sweet potato for 5 to 7 minutes, stirring occasionally, until the sweet potato softens slightly.
    Add 2 cups chopped spinach to the pan and cook for 1 to 2 minutes, just until wilted.
    Sautéed shredded sweet potatoes and spinach in a skillet for the base of a dairy-free breakfast casserole.
  4. In a large bowl, whisk together 12 eggs, ½ cup milk (of choice), 1 teaspoon salt, 1 teaspoon garlic powder, 1 teaspoon onion powder, and ½ teaspoon smoked paprika.
    Stir in the cooked sausage and vegetable mixture, mixing until well combined.
    Bowl of eggs, almond milk, and spices being whisked together for a sausage and sweet potato breakfast casserole.
  5. Pour the mixture evenly into the prepared baking dish and smooth the top with a spatula.
    Unbaked breakfast casserole with sausage, spinach, and sweet potato mixture poured into a parchment-lined dish.
  6. Bake for 30 to 35 minutes, or until the center is set and the top is lightly golden.
    If you bake it in a slightly smaller dish like mine, you might need to add an additional 10 to 15 minutes to the baking time.
    Golden-brown dairy-free breakfast casserole with sausage, shredded sweet potatoes, and spinach baked in a glass dish lined with parchment paper.
  7. Let cool for 5 to 10 minutes before slicing into 6 servings.
    Close-up of thick, golden slices of sausage and sweet potato breakfast casserole showing fluffy egg texture.

Nutrition

Calories: 308kcalCarbohydrates: 11gProtein: 27gFat: 17gSaturated Fat: 5gPolyunsaturated Fat: 4gMonounsaturated Fat: 7gTrans Fat: 0.1gCholesterol: 383mgSodium: 622mgPotassium: 503mgFiber: 2gSugar: 3gVitamin A: 6853IUVitamin C: 5mgCalcium: 118mgIron: 3mg