01 -
Preheat your oven to 350°F (175°C) and spray a 9×13 baking dish with non-stick spray.
02 -
Heat olive oil in a large skillet over medium heat. Add diced onions and bell peppers, cooking for 5-6 minutes until softened. Add minced garlic and cook for 30 seconds until fragrant.
03 -
Add ground beef to the skillet with the softened vegetables. Season with salt and pepper to taste. Cook while breaking up the meat with a spatula for 7-8 minutes, or until fully browned.
04 -
Stir in Worcestershire sauce to coat the meat mixture and enhance the flavors.
05 -
Reduce the heat to low. Add softened cream cheese to the mixture, stirring until melted and evenly coating the beef and vegetables.
06 -
Spread the creamy beef and vegetable mixture evenly in the prepared baking dish.
07 -
Layer sliced provolone cheese over the beef mixture, then sprinkle mozzarella cheese evenly on top.
08 -
Bake in the preheated oven for 20-25 minutes, or until the cheese topping is melted, bubbly, and golden.
09 -
Allow the casserole to rest for 5 minutes before serving to help the flavors meld and aid in serving.