3 heads of broccoli, chopped
2 red onions, chopped
3/4 lb. bacon, cut in sm. pieces and cooked (can be done ahead)
3/4 lb. Mozzarella cheese, cut in sm. pieces
2 c. mayonnaise
4 tbsp. apple cider vinegar
1/2 c. sugar

Chop raw broccoli, using some of stems. Chop onion and cheese. Toss broccoli, onion, bacon, and cheese. Mix together mayonnaise, vinegar, and sugar. Toss with broccoli mixture. Chill.