Heat butter until melted, add flour, mustard, salt, onion powder, and pepper. Cook until ... in 1 cup cheese until melted. Pour in 2-quart ... degrees for 30 minutes.
Prepare elbow macaroni according to package directions; drain. ... pepper and garlic powder. Blend in milk. Cook, ... well. Stir in cheese. Pour into greased 2 ... requested at family gatherings.
Ingredients: 9 (cheese .. flour .. milk .. salt ...)