High Protein Low Carb Philly Cheesesteak Casserole

Introduction

Craving the flavors of a classic Philly cheesesteak but following a protein-packed, low-carb lifestyle? This High Protein Low Carb Philly Cheesesteak Casserole delivers all the mouthwatering taste—with tender steak, sautéed peppers, and gooey cheese—without the bread or extra carbs. It’s a perfect one-pan crowd pleaser that satisfies, nourishes, and makes meal prep a breeze.

Flavorful, Satisfying, and Low in Carbs

What sets this casserole apart is its delicious blend of classic Philly cheesesteak ingredients and a focus on nutrition: lean beef for protein, a colorful mix of vegetables, and melty cheese atop every serving. With no bread to weigh things down, it’s filling, flavorful, and ideal for anyone watching their carbs but looking for full-on taste.

Crafting the Perfect Cheesy Casserole

To create a creamy yet healthy filling, combine browned shaved steak or thinly sliced sirloin with sautéed onions, bell peppers, and mushrooms. Blend with cream cheese and seasonings for richness, then finish with provolone or mozzarella for a cheesy melt without added carbs. Let everything bake together, melding flavors and cheeses into a dinnertime favorite.

Assembling and Baking Your Casserole

Layer the sautéed meat and veggie mixture in a casserole dish, stir in the cream cheese, and top with cheese slices. Baking at a moderate temperature ensures bubbly, golden cheese and perfectly tender beef. Serve hot for a warming, inviting meal that comes together with minimal fuss.

Serving Suggestions for a Showstopping High Protein Low Carb Casserole

Pair this casserole with a crisp green salad or roasted low-carb veggies for a complete meal. For added crunch and a touch of indulgence, try a sprinkling of chopped fresh herbs or a side of low-carb pickles for tang. This dish is hearty enough to stand alone—an easy option for family dinners and meal prep.

Nutritional Information and Serving Size

This recipe yields roughly 6 generous servings, each delivering approximately 30–35g of protein and under 8g of net carbs (depending on your exact ingredients and cheese choice). It’s a macro-balanced, satisfying meal—perfect for low-carb meal plans and anyone seeking a muscle-supporting dinner.

High Protein Low Carb Philly Cheesesteak Casserole (Recap)

Savor the familiar, comforting flavors of Philly cheesesteak—meaty, cheesy, and packed with veggies—in a casserole that fits your low-carb and high-protein goals. It’s fuss-free, great for leftovers, and sure to become a household favorite.

💡Meal Planning Tip: Save this recipe to automatically generate an organized shopping list with all ingredients sorted by store section—perfect for efficient grocery trips and meal planning.

Instructions

1. Preheat oven to 375°F. Lightly grease a 9×13-inch casserole dish.
2. In a large skillet over medium-high heat, add 1 tablespoon olive oil and the steak. Cook until browned and just cooked through, about 3–5 minutes. Remove from skillet and set aside.
3. In the same skillet, add the remaining olive oil, onions, peppers, and mushrooms. Sauté for 5–7 minutes, until tender. Stir in the garlic and cook for 1 minute more.
4. Return steak to skillet with vegetables. Add cream cheese, Worcestershire sauce, Italian seasoning, salt, and pepper. Stir until the cream cheese melts and evenly coats the mixture.
5. Transfer mixture to the prepared casserole dish. Arrange cheese slices evenly over the top.
6. Bake for 15–20 minutes, until cheese is melted, bubbly, and golden. Garnish with chopped parsley if desired.
7. Let cool for a few minutes before serving for easy slicing and perfect texture.

Weekly Meal Planning

This High Protein Low Carb Philly Cheesesteak Casserole is a natural fit for meal prep and weekly meal planning. Save and schedule this recipe to plan your dinners, generate a master shopping list, and coordinate prep times for seamless weeknight meals.

Planning Benefits:

• Unifies ingredient needs across your planned recipes;
• Automatically organizes your shopping list by store section;
• Reduces food waste and duplicate purchases;
• Simplifies meal prep by outlining what you need and when to start cooking.

Pro tip: Schedule all your weekly recipes and let your shopping list update to reflect total portions and overlapping ingredients (like cheese or onions)—eliminating last-minute grocery runs.

Cook and Prep Times

Prep Time: 15 minutes
Cook Time: 25 minutes
Total Time: 40 minutes