Stuffed roll chicken

ingredients:
boneless chicken breast, cheddar cheese, mozzarella cheese, onions, mushrooms. mustard. spaghetti sauce

cooking instructions:
pound breast flat between waxed paper, spread mustard on the inside of breast, squeeze both cheeses together and roll in the flattened breast, pin with toothpick. Then sauteed breast in frying pan, with onions and mushrooms until brown. Then put breast in a oven dish with the onions and mushrooms, pour the sauce over it and top with the balance of cheeses. bake at high heat for about 15 minutes.