Fiesta Salad

1 (16 oz.) can whole kernel corn
2 tomatoes, peeled and diced or 1 can whole
tomatoes, drained well and diced
½ cup sliced ripe olives
¼ cup diced green pepper
1 small onion, chopped fine
2 tablespoons taco seasoning mix
¼ cup water
¼ cup oil
¼ cup vinegar

Pour dressing over vegetables and toss. Chill several hours or overnight, stirring occasionally.