1/2 to 3/4 head iceburg lettuce
1 sm. head cauliflower, crumbled
About 1/2 box frozen peas, thawed but not cooked
1/2 lb. bacon, cooked and crumbled
1/2 onion, chopped
1 c. Parmesan cheese
About 1 c. mayonnaise (enough to spread over top of salad)

Layer above ingredients, sealing with mayonnaise. Refrigerate several hours. Toss before serving.