Cucumbers and Tomatoes in Yogurt (Raita)

2 medium cucumbers
2 scallions (with tops), chopped
1 teaspoon salt
2 medium tomatoes, chopped
1/2 clove garlic, minced
2 tablespoons minced cilantro
1/2 teaspoon ground cumin
1/8 teaspoon pepper
1 cup plain yogurt

Cut cucumbers lengthwise into halves. Scoop out seeds; chop cucumbers. Mix cucumbers, scallions and salt; let stand 10 minutes. Add tomatoes. Mix remaining ingredients except yogurt; toss with cucumber mixture. Cover and refrigerate at least 1 hour. Drain thoroughly. Just before serving, fold in yogurt.

Yields 6 servings.