Main Part:

4 c. fresh broccoli florets
4 c. fresh cauliflower
1 medium red onion (chopped)
1 c. cherry tomatoes 9 Halved

Mix with Dressing.

Dressing:

1 c. mayonnaise
1/2 c. sour cream
1 to 2 tbsp. sugar
1 tbsp. vinegar
Salt and pepper to taste

Pour dressing over veggies. Mix - Chill about 2 hours.