boneless skinless chicken, thinly sliced • dry sherry, divided • soy sauce, low sodium • cornstarch, divided • salt, divided • chicken broth, low sodium • sriracha • peanut oil (substitute sesame oil if needed) • quarter size pieces of ginger root (peeled and smashed) • green bell peppers, chopped • red bell peppers, chopped • large mango, 1/2 inch slices