Tuna Bake

12 oz. macaroni, uncooked
1 (8 oz.) pkg. cream cheese
2 cans mushroom soup
2 Tbsp. chopped onion
2 Tbsp. prepared mustard
1 small jar pimientos
2 (7 oz.) cans tuna
1 c. prepared dry herb dressing
2 Tbsp. butter, melted

Cook and drain macaroni. Combine cream cheese, soup, onion, mustard and pimientos. Stir in tuna. In another bowl combine stuffing mix and butter. In a casserole alternate layers of macaroni, sauce and stuffing until casserole is full. Bake at 375° for 20-25 minutes. Serves eight – nine.