COOK sausage and vegetables in nonstick skillet on medium-high heat 10 min. or until sausage is done, stirring occasionally.
ADD milk, water and Macaroni; stir. Bring to boil; cover. Simmer on medium-low heat 8 to 10 min. or until macaroni is tender, stirring occasionally.
STIR in Cheese Sauce until well blended.