Easy Minute Szechuan Chicken

4 chicken breast halves skinned and boned
3 tablespoons cornstarch
1 tablespoon vegetable oil
3 cloves garlic -- minced
5 tablespoons soy sauce (low salt)
1 1/2 tablespoon white-wine vinegar
1 teaspoon sugar
1/4 cup water
6 green onions -- cut into 1" pieces
1/8 teaspoon cayenne or to taste

Cut chicken into 1 1/2 inch cubes. Lightly toss with cornstarch in bag to coat.

Heat oil in skillet or wok; stir-fry chicken and garlic until lightly browned.

Add soy sauce, vinegar, sugar and water. Cover and cook 3 minutes or until chicken is cooked through.

Add green onions and cayenne; cook uncovered about 2 minutes longer.