Mix all batter ingredients in a glass bowl
Add chicken and stir
Pour vegetable oil in a sauce pan and heat to (medium heat) 350 degrees. The oil should be deep enough so that a piece of chicken won't touch the bottom while cooking.
Add chicken using tongs, in batches
Cook chicken about 5 minutes, check doneness by cutting a piece open to see if you are at the right cooking time
Using a slotted spoon remove the chicken onto a paper towel to remove the excess oil
Once all the chicken is cooked, start on the sauce
Combine all ingredients in a bowl, whisk it until combined
Heat a frying pan to low heat
Add the sauce to the frying pan
Turn heat to medium and constantly whisk the sauce as it start to boil
Turn heat off once the sauce has thickened
Add the chicken to the sauce and toss it to coat
Pour everything into a bowl and top with sesame seeds
