Make the sauce by combining all barbecue sauce ingredients in a saucepan. Heat and let it simmer for 2 minutes. Stir and turn off the heat. Let it cool down before serving.
Prepare the chicken nuggets. Cut chicken into cubes. Place in a food processor.
Add Knorr Chicken Cube, sugar, and salt. Process until the texture becomes paste-like.
Combine batter ingredients in a bowl. Mix well. Set aside.
Heat oil to 350F.
Scoop around 1 tablespoon of chicken mixture. Mold into a nugget shaped figure. You may also flatten it by covering with parchment paper and slice into individual pieces.
Dredge in cornstarch and dip in batter. Let excess liquid drip.
Deep-fry until the color turns golden brown. Remove from the cooking pot and place on a plate lined with paper towels.
Serve with barbecue sauce. Share and enjoy!