Mix well in large bowl. Combine:

1 head cauliflower, cleaned & cut into sm. pieces
1 head broccoli, cleaned & cut into sm. pieces
2 sm. red onions, sliced & separated into rings
May add carrots & olives (optional)

1/3 c. red wine vinegar
1/3 c. vegetable oil
1/4 tsp. pepper
1/4 c. sugar
1/2 tsp. salt
1/2 tsp. dry mustard

Mix well. Add to vegetables and chill overnight. Garnish salad with cherry tomatoes and/or bacon crumbles.