Keto Philly Cheesesteak Casserole (Printable)

Savory low-carb casserole with tender beef, sautéed peppers, cheese, and cauliflower rice base.

# What You Need:

→ Meat

01 - 1 pound thinly sliced beef steak such as sirloin or ribeye

→ Vegetables

02 - 4 cups cauliflower rice fresh or frozen
03 - 1 medium green bell pepper diced
04 - 1 medium red bell pepper diced
05 - 1 medium yellow onion thinly sliced
06 - 2 cloves garlic minced

→ Dairy and Cheese

07 - 1 cup shredded provolone cheese
08 - 1 cup shredded mozzarella cheese
09 - 2 ounces cream cheese softened

→ Fats and Oils

10 - 2 tablespoons olive oil

→ Seasonings

11 - 1 teaspoon salt
12 - 0.5 teaspoon black pepper
13 - 0.5 teaspoon smoked paprika
14 - 0.5 teaspoon dried oregano

# How to Make It:

01 - Set oven to 375 degrees Fahrenheit and allow to fully preheat
02 - Heat 1 tablespoon olive oil in a large skillet over medium-high heat. Add thinly sliced beef and cook until browned approximately 3 to 4 minutes. Remove beef from skillet and set aside
03 - In the same skillet add remaining tablespoon of olive oil. Sauté onions and bell peppers until softened approximately 5 to 6 minutes. Add minced garlic and cook for 1 additional minute
04 - Stir in cauliflower rice and cook until just tender approximately 4 minutes. Season with salt black pepper smoked paprika and oregano
05 - Reduce heat to low. Add cream cheese and stir until melted and well combined with vegetables
06 - Return browned beef to skillet and mix everything together thoroughly
07 - Transfer mixture to a greased 9 by 13 inch baking dish
08 - Sprinkle provolone and mozzarella cheeses evenly over the top
09 - Bake for 15 to 18 minutes or until cheese is melted and bubbly
10 - Let rest for 5 minutes before serving

# Expert Advice:

01 -
  • Low-carb and keto-friendly with only 5g net carbs per serving
  • One-pan meal that's ready in under an hour
  • Perfect for meal prep - reheats beautifully
  • All the flavors of a Philly cheesesteak without the bread
  • Cheesy, savory goodness that's family-approved
02 -
  • Beef selection: Freezing the beef for about 20 minutes before slicing makes it easier to get those thin, authentic Philly cheesesteak slices.
  • Cheese varieties: While provolone is traditional, experiment with different cheese combinations like adding a bit of white American cheese for extra creaminess.
  • Make ahead: This casserole can be assembled up to 24 hours in advance and refrigerated until ready to bake. Add an extra 5-10 minutes to the baking time if cooking from cold.
  • Leftovers: Store in an airtight container for up to 3 days. Reheat in the microwave or oven until heated through.
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