1
Wash and dry produce.
Trim and thinly slice scallions, separating whites from greens; finely chop half the greens. Zest and quarter lemon. Drain and rinse chickpeas. Halve cucumber crosswise; save one half for another use (for 4 servings, use whole cucumber). Quarter cucumber lengthwise, then cut crosswise into 1⁄2-inch-thick pieces. Dice tomato into 1⁄2-inch pieces. Finely chop parsley.