Stove Top Mac 'n Cheese
Instructions
Cook the pasta according to package directions in pot of boiling, salted water. Drain well and return to the pot. Reduce the heat to low.
Stir in the butter until melted. Gradually stir in the cheddar cheese, a little at a time, until melted. Stir in the ketchup, sour cream, salt and pepper. Heat, stirring, until pasta is well coated with sauce.