Creating Creamy Beef & Shells is easy if you follow these steps:

1. Cook Pasta: In a large pot, bring salted water to a boil. Add the shell pasta and cook according to package instructions until al dente. Drain and set aside.
2. Brown the Beef: In a large skillet over medium heat, add the ground beef. Cook until browned, breaking it up with a wooden spoon, about 5-7 minutes.
3. Add Onions and Garlic: Once the beef is browned, add the diced onion and minced garlic. Sauté until the onion is translucent, about 3-4 minutes.
4. Stir in Soup and Broth: Add the cream of mushroom soup and beef broth to the skillet. Stir well to combine and bring to a gentle simmer.
5. Incorporate Cream: Pour in the heavy cream and stir until the mixture is smooth and creamy.
6. Season: Add Italian seasoning, salt, and pepper to taste. Adjust according to your preference.
7. Combine Pasta and Cheese: Add the cooked shell pasta to the skillet along with the shredded cheddar cheese. Stir until the cheese is melted and everything is well combined.
8. Simmer: Let the dish simmer for an additional 2-3 minutes to ensure everything is heated through.
9. Garnish: Remove from heat and garnish with chopped fresh parsley before serving.

These steps will guide you to prepare this incredible dish effortlessly and enjoy a comforting meal at home.