Sweet-Sour Chicken - cooking recipe

Ingredients

2 whole chicken breasts
1 large onion, cut into thin wedges
1 green pepper, cut in 3/4-inch squares
4 Tbsp. vegetable oil, divided
2 Tbsp. vinegar
1 Tbsp. cornstarch
1 (20 oz.) can pineapple chunks in juice
2 Tbsp. ketchup
2 Tbsp. light brown sugar
1 large tomato, cut in 8ths
soy sauce to taste
hot cooked rice

Preparation

Skin and bone chicken breasts; cut chicken into 1-inch squares.
Saute onion and pepper in 2 tablespoons of hot oil in a large skillet, stirring until vegetables are crisp and tender. Remove to dish and set aside.