Cut chicken into thin strips about 2"x¼"x¼".
Combine picante sauce, soy sauce, cornstarch, ginger, and sugar in a small bowl. Set aside.
Heat 1 Tbsp of the oil in a large skillet or wok, over medium-high heat. Add chicken and garlic, and stir-fry for 2 to 3 minutes or until cooked through. Remove chicken from skillet and reserve.
Add remaining oil to skillet. Add red peppers and pea pods. Stir-fry for 3 minutes or until vegetables are tender. Stir picante sauce mixture and add to skillet with scallions and reserved chicken. Cook, and stir for 1 minute or until the sauce thickens.
Serve with rice, if desired, and additional picante sauce.