2 bunches broccoli, chopped
1 red onion, chopped
1 lb. bacon, cooked, drained and diced
1/2 c. raisins
1 bunch red seedless grapes, chopped
1 c. mayonnaise
1/4 to 1/2 c. vinegar (to taste)
1/2 c. sugar

Blend the mayonnaise, vinegar and sugar and pour over broccoli mixture. Marinate several hours before serving. Toss several times while chilling.