shape the remaining meat mixture over cheese and mushrooms, carefully sealing the edges. 6. Heat, uncovered, in Microwave Oven 9 minutes or until almost done. 7. With a spatula frost the meat loaf with mashed potatoes. completely covering the top and sides. If desired sprinkle with paprika. 8. Heat, uncovered, in Microwave Oven 3 minutes or until potatoes are hot and meat is completely cooked. 9. Allow to stand at room temperature 4 minutes before slicing. Variation: Peas, hard-cooked eggs, artichoke hearts, olives, pimientos or many other foods may be used in place of the mushrooms. Swiss, Muenster, Monterey Jack, Tilsit. mozzarella or any other cheese may be substituted for the Cheddar cheese.