SWEET SAUCE: Mix all sauce ingredients in a small saucepan and cook till warm. Makes about 1 cup.
CHICKEN: Mix egg, milk, garlic powder, sesame seeds and flour into a large bowl. Add in chicken pieces, stirring to coat.
FRYING: Using a deep fryer, heat oil to 350F and carefully add chicken pieces in a single layer, frying until golden (about 3-4 minutes). (do in batches if necessary). Drain on paper towels. Serve with toothpicks for dipping.