2 large (1 1/4 pounds) eggplant, peeled, trimmed and cut into 1/2-inch dice
2 large (12 ounces) zucchini, trimmed and cut into 1/2-inch dice
2 medium (6 ounces) yellow squash, trimmed and cut into 1/2-inch dice
2 cups diced onion
1/2 cup olive oil
3 teaspoons salt
1 1/2 teaspoons freshly ground black pepper
1 cup finely chopped assorted fresh herbs, such as chives, tarragon, dill, chervil, basil, cilantro, and parsley
1/4 cup extra-virgin olive oil
2 tablespoons fresh lemon juice
1 tablespoon chopped garlic
8 ounces goat's milk feta, crumbled (about 2 cups)