Microwave Cheddar Sauce Recipe

Heat 1 C milk 2 min. on medium high. Set aside. Melt 2 T butter 1 min. on high. Stir in 2 T flour. Heat 1 min. more on high. Briskly stir in warm milk. Blend well. Cook on high 2 1/2 min. or until boiling. Stir in 1 C grated cheddar cheese. Blend well.