2 cups fresh or frozen whole kernel corn
3/4 cup cucumber, peeled, seeded and diced
1/2 cup diced red onion
3 tomatoes, chopped
6 scallions, chopped into 1/4-inch segments
3 tablespoons sour cream
Salt and pepper
1/4 cup red wine vinegar
1/2 cup salad oil
3 tablespoons chopped fresh cilantro