Cauliflower Salad
["1 medium head cauliflower, cut in flowerets", "1 medium head lettuce, torn", "1 medium onion, diced", "1 lb. bacon, fried and crumbled", "2 c. mayonnaise", "1/4 c. sugar (optional)", "1/3 c. Parmesan cheese", "2 c. mayonnaise", "1/4 c. sugar", "1/3 c. cheese"]
["Chill 6 hours or overnight;", "mix before serving."]
["head cauliflower", "head lettuce", "onion", "bacon", "mayonnaise", "sugar", "Parmesan cheese", "mayonnaise", "sugar", "cheese"]