Place a small saucepan on low heat.
Add butter and let it melt slowly.
Pour in hot sauce and stir well.
Add vinegar, garlic powder, paprika, and cayenne.
Whisk the sauce until smooth and blended.
Cook on low heat for three minutes.
Stir often so flavors mix well.
Taste and add salt if needed.
Remove from heat and cool slightly.
Serve warm with chicken, fries, or sandwiches.