Shell and wash peas. Bring 2 cups water to a boil in a large saucepan; add peas and cauliflower. Cover and cook 7 minutes or until crisp-tender; drain well, and place in a bowl. Add salt; toss well. Combine yogurt and next 4 ingredients; stir well. Pour over cauliflower mixture; toss gently. Makes 4 1-cup servings.