1 Tbsp Olive oil or butter
1 Tbsp flour
1/2 cup half n half
1/2 tsp crushed garlic
1 Tbsp fresh parsley or 1 tsp dry parsley
Parmesan cheese

Blend oil and flour in a saucepan, and heat it on medium heat until it’s starting to bubble. Add half n half and cook for a couple of minutes, stirring constantly. Add parsley and garlic and cook for another minute. Add parmesan and remove from heat. Serve over pasta.