Cook the tortellini according to the package directions. Drain and set aside.
In a large skillet over medium heat, add olive oil and sauté the sliced onions and bell peppers until soft.
Add the ground beef to the skillet. Cook until browned, breaking it up as it cooks.
Season with garlic powder, salt, and pepper. Stir in Worcestershire sauce.
Pour in the beef broth and bring to a low simmer.
Add cream cheese, stirring until it melts into the sauce.
Toss the cooked tortellini into the skillet. Stir to coat everything evenly.
Sprinkle mozzarella cheese over the top and cover the pan until melted.
Serve warm, and enjoy the gooey goodness!