1 med. head of lettuce
1/2 c. thinly sliced onion
1 c. thinly sliced celery
1 (8 oz.) can water chestnuts, drained and sliced
1 (10 oz.) pkg. frozen peas
2 c. mayonnaise
1/2 c. Parmesan cheese
1 tsp. salad seasoning or seasoned salt
1/4 tsp. garlic salt

Layer first 5 ingredients in order given. Spread mayonnaise over top. Sprinkle with Parmesan cheese and seasonings. Refrigerate overnight.