1. Boil the Pasta: Bring a large pot of salted water to a rolling boil. Add the pasta and cook according to package instructions until al dente. Reserve 1 cup of pasta water, then drain the pasta.
3. Combine Pasta and Sauce: Add the drained pasta to the skillet and toss in the garlic-infused butter. Gradually add reserved pasta water until desired consistency is reached.
4. Add Cheese and Season: Sprinkle Parmesan cheese over the pasta and toss until melted. Season with salt, pepper, and red pepper flakes if desired.
5. Garnish and Serve: Transfer to serving dishes, garnish with parsley and extra Parmesan if desired. Serve immediately.
Notes
For variations, consider adding vegetables, proteins, or different cheeses to customize the dish.