MIX first 4 ingredients; set aside.
HEAT vegetable oil in large wok or skillet on high heat. Add next 4 ingredients; stir-fry 2 min. Add chicken, shrimp and garlic, stir-fry 4 to 5 min. or until chicken and shrimp are done.
ADD dressing mixture and onions; stir-fry 1 min. or until sauce comes to boil and thickens slightly. Spoon onto platter; top with nuts.
serving size = 1-1/2 cups (375 mL)