3 very large ripe tomatoes, cut into 1/2-inch-thick slices |
1/3 cup olive oil |
1/4 cup sherry wine vinegar or red wine vinegar |
1/4 cup finely chopped onion |
2 tablespoons drained capers |
2 tablespoons minced fresh parsley |
1 large garlic clove, minced |
1 teaspoon salt |
1 teaspoon dried basil, crumbled |
1/4 teaspoon ground pepper |
fresh parsley (optional) |