Chicken Guvec with Okra and Sour Grape Juice

“All year long we have lemons, pomegranate molasses, sumac flakes and sumac berries to give an extra ‘push’ to our food, ” my food journalist friend, Ayfer Ünsal, tells me. “Then in summer, ” she adds, “we have sour grape juice, and that makes our dishes very tart and very special.”

In this wonderful Turkish recipe, chicken and fresh young okra are cloaked in a delightful sweet-and-sour sauce, which slowly penetrates the chicken, melding to form a unique flavor. Thi