Heirloom Tomato Salad with Green Beans

1 container Melissa’s heirloom tomatoes, halved
1 15-ounce can cut green beans (or an equal amount of fresh cooked)
1 tablespoon chopped fresh basil
1 tablespoon drained capers
1/4 cup grated fresh Parmesan cheese
1/2 small red onion, cut into thin slices
Salt and pepper to taste
Your favorite vinaigrette

Toss all ingredients together in a large bowl, refrigerate for at least one hour to meld flavors. This keeps for 1 to 3 days refrigerated.