1/4 cup balsamic vinegar
1/4 cup olive oil
1/4 mayonnaise
1 clove garlic, finely chopped
3/4 tsp Italian seasoning
8 ears corn-on-the-cob* or thawed, frozen corn kernels
1 small red onion, halved and thinly sliced
12 cherry tomatoes, quartered
1 small zucchini, finely chopped
1/4 cup chopped fresh basil leaves