01In a medium mixing bowl, combine the cilantro, cucumber, red onion and yogurt. Mix well, transfer to a small serving bowl and refrigerate until needed.02In a large saute pan, heat the oil over medium-high heat, and add the cumin, fennel, pepper flakes, coriander and onions. Saute until the onions are lightly browned, about 8 minutes. Add ginger, zucchini and bell pepper, and mix well. Pour 1/3 cup water over the vegetables, cover and reduce heat to low. Simmer until vegetables are cooked but still firm, about 5 minutes.03Fold in the chickpeas and tomatoes. Increase heat to medium high, and cook uncovered until the ragout is heated through and the sauce is thick, about 5 minutes. Season with salt to taste, and a generous sprinkling of black pepper. Serve ragout garnished with the cilantro-yogurt mixture and accompanied by pita or nan bread.