3 extreme sweet sour Recipes

dark chocolate cake mix (2 layer size), instant chocolate pudding mix, powder (4 serving size), eggs, cooking oil, warm water, sour cream, semi-sweet chocolate chips, whipping cream, bittersweet chocolate squares, coarsely chopped (1 oz., 28g each)

uncooked boneless skinless chicken breasts , cut into strips, chicken stock, stalks celery, diagonally sliced, onion , thinly sliced lengthwise, red bell pepper, cut in strips, green bell pepper, cut in strips, pineapple juice or 1/3 cup orange juice, brown sugar (can use more ), white vinegar, soy sauce (or to taste), cornstarch, mangoes or 1 cup pineapple chunk, salt and pepper