Sweet and Sour Stir Fry with Chicken, Broccoli and Mango

This makes a nice dinner bowl, full of vegetables, protein and a yummy sauce.
8 oz. chicken, thinly sliced
1/3 c. chicken broth
2 T. ketchup
2 T. vinegar
2 T. soy sauce
2 T. sugar
2 t. cornstarch
1 t. chili garlic sauce, or red pepper flakes
2 T. vegetable oil
1/2 onion, sliced
2 stalks broccoli: cut florets into bite size pieces
1 red peipper, thinly sliced
1 T. fresh minced ginger
1/2 c. peeled, cubed mango

cooked rice
2T. chopped cilantro

In a bowl combine the chicken broth, ketchup, vinegar, soy sauce, sugar, cornstarch, and chili garlic sauce.  Add the chicken and stir to coat with the sauce.
Heat a skillet over medium heat and add oil.  Add onion and broccoli and stir fry for 2 minutes.  Add bell pepper, garlic and ginger and stir fry another 2 minutes.  Add meat and mango and stir fry until chicken is no longer pink.  Cover and simmer 3 minutes, allowing the sauce to thicken.
Serve over hot rice with cilantro sprinkled on top.