Make Ahead Lettuce Salad
["1 head iceberg lettuce, torn", "1 large onion, chopped", "1/2 c. celery, chopped", "1/2 c. green pepper, chopped", "8 oz. (1 can) sliced water chestnuts (drained)", "10 oz. (1 pkg.) peas (frozen), thawed", "1 c. mayonnaise", "1 Tbsp. sugar", "1/3 c. Parmesan cheese, shredded", "4 strips bacon, cooked"]
["In a 6-quart bowl, layer half of the lettuce, onion, celery, green pepper, water chestnuts and peas."]
["onion", "celery", "green pepper", "water chestnuts", "peas", "mayonnaise", "sugar", "Parmesan cheese", "bacon"]