Step 1: Cook tortellini according to package directions, drain, and set aside.
Step 2: Heat olive oil in a large skillet over medium-high heat. Add sliced steak and cook until browned, about 3-4 minutes. Remove from skillet and set aside.
Step 3: In the same skillet, add onion, bell pepper, and mushrooms. Cook until vegetables are tender, about 5-7 minutes.
Step 4: Add minced garlic and cook for 1 minute until fragrant.
Step 5: Pour in beef broth and heavy cream, stirring to combine. Bring to a simmer.
Step 6: Reduce heat to medium-low and gradually stir in shredded provolone cheese until melted and smooth.
Step 7: Add Worcestershire sauce, black pepper, and salt. Stir to combine.
Step 8: Return cooked steak to the skillet and add cooked tortellini. Gently stir until everything is well coated and heated through.
Step 9: Garnish with fresh parsley and serve immediately.