Heat oil and saute onion and garlic until fragrant, then pour in sauce mixture, stir, on high heat
Low heat to low and simmer for 3 minutes
Pour mixture into a food processor, and process for a minute
Line aluminum foil on baking sheet and grease with butter, set aside
Marinade 20-25 chicken wings with sauce, coating well then place wings into the sheet
Bake on preheated 375 F for 25-30 mins