Creating One-Pot Creamy Beef and Garlic Butter Pasta is straightforward if you follow these simple steps:

1. Brown the Beef: In a large pot, brown the ground beef over medium heat until fully cooked. Drain excess fat if necessary.
2. Add Garlic and Butter: Stir in the minced garlic and butter, cooking for an additional 1-2 minutes until fragrant.
3. Combine Ingredients: Add the penne pasta, beef broth, heavy cream, Italian seasoning, salt, and black pepper to the pot. Stir well to combine.
4. Bring to a Boil: Increase the heat to high and bring the mixture to a boil.
5. Simmer: Once boiling, reduce the heat to low. Cover the pot and let it simmer for about 12-15 minutes, or until the pasta is cooked al dente.
6. Stir in Cheese: Remove the pot from the heat and stir in the grated Parmesan cheese until melted and creamy.
7. Garnish and Serve: Top with freshly chopped parsley for an added pop of color and flavor.

These steps will guide you in creating this incredible dish effortlessly.