Metro Meals on Wheels Marinated Vegetable Salad (Minneapolis)

1 pint cherry tomatoes, halved
2 lg zucchini, sliced and quartered
1 head cauliflower, bite sized
2 red bell peppers, diced
1/2 cup parmesan cheese, shredded

Combine all five ingredients and toss in a large bowl.

1 cup red wine vinegar
3/4 cup olive oil
2 tbsp dijon mustard
1 tbsp basil
1 tbsp garlic powder
1 lg red onion, diced
2 tsp sugar
1/2 tsp salt

Place red onion, salt and sugar in a bowl to macerate approximately 10 minutes. Add remaining ingredients and whip together. Pour dressing over fresh vegetables and toss to coat.