Keto Philly Beef and Cheese Casserole

Ingredients

• 2 pounds thinly sliced NY strip steak
• 3 cloves minced garlic
• 1/2 cup beef broth
• 1 small onion (thinly sliced)
• 8 ounces sliced baby bella mushrooms
• 2 tablespoons butter
• 1 tablespoon olive oil
• 1 tablespoon chopped fresh parsley
• 1 teaspoon Worcestershire sauce
• 1/2 teaspoon salt
• 1/4 teaspoon black pepper
• 8 ounces cream cheese
• 1/2 cup shredded Italian cheese blend
• 3 bell peppers (red, yellow, orange)
• 8 slices provolone cheese