Shell Salad - cooking recipe

Ingredients

1 lb. medium shells, cooked and drained
1 onion, chopped
1 green pepper, chopped
1 can black olives, sliced
1 (8 oz.) can sliced mushrooms
1 can whole tomatoes with juice
6 oz. sliced pepperoni
1 envelope Italian dressing, mixed
1/2 jar McCormick Salad Supreme

Preparation

Mix together; let marinate overnight.