1 head cauliflower
1 bunch broccoli
1 sm. onion

Cut into bite-size pieces.

1/3 c. mayonnaise
1/3 c. vegetable oil
1/3 c. vinegar
1/4 c. sugar
1/3 tsp. salt
1/4 tsp. pepper

Mix. Pour over vegetables. Marinate overnight in refrigerator.