Easy Tuna Casserole
["1 (7 1/4 oz.) box macaroni and cheese", "1 (10 oz.) can cream of mushroom soup", "1/2 c. milk", "1 (4 oz.) can mushrooms, sliced and drained", "1 c. grated Cheddar cheese", "1 (15 oz.) can peas, drained"]
["Prepare macaroni and cheese according to directions on box. Blend cream of mushroom soup and milk.", "Stir into macaroni and cheese with tuna, mushrooms and 1/2 cup of the grated cheese.", "Mix well and fold in the peas.", "Put in casserole dish that has been buttered or sprayed with nonstick agent."]
["macaroni", "cream of mushroom soup", "milk", "mushrooms", "Cheddar cheese", "peas"]