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Philly Cheesesteak Casserole with Pasta Shells – The Ultimate Comfort Dish

If you’ve ever craved the classic Philly cheesesteak but wanted it in a cozy, family-friendly, and hearty casserole form, this recipe is for you. Combining tender beef, sautéed peppers and onions, melty cheese, and pasta shells, this casserole is the perfect comfort food that hits all the right notes. Let’s dive into this ultimate dish step by step.

Ingredients

To serve 4–6 people, you will need:

• 12 oz pasta shells (medium size)
• 1 lb thinly sliced beef (ribeye or sirloin works best)
• 1 green bell pepper, sliced into thin strips
• 1 red bell pepper, sliced into thin strips
• 1 medium onion, thinly sliced
• 3 cloves garlic, minced
• 2 cups shredded provolone cheese
• 1 cup shredded mozzarella cheese
• 1/2 cup Parmesan cheese, grated
• 1 cup heavy cream
• 1/2 cup sour cream
• 2 tbsp olive oil
• 1 tsp salt
• 1/2 tsp black pepper
• 1/2 tsp paprika
• 1/2 tsp crushed red pepper flakes (optional, for heat)
• Fresh parsley, chopped for garnish

Step-by-Step Method

Step 1: Cook the Pasta

1. Bring a large pot of salted water to a boil.
2. Add the pasta shells and cook al dente according to package instructions.
3. Drain and set aside, tossing lightly with a drizzle of olive oil to prevent sticking.

Step 2: Prepare the Veggies

1. Heat 1 tbsp olive oil in a large skillet over medium heat.
2. Add the sliced onions and bell peppers. Sauté for 5–7 minutes until they are soft and slightly caramelized.
3. Add the minced garlic and cook for another minute.
4. Season with salt, pepper, and paprika. Remove from the skillet and set aside.

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