In medium saucepan combine all ingredients except butter.
Cook over medium-low heat stirring until fully combined & hot (almost boiling)
Remove from heat.
Stir in butter until completely melted
Allow to cool at least 10-15 minutes
Transfer to blender - use caution with hot liquids!!
Blend 60-120 seconds - or until all larger pieces are fully incorporated into sauce
Taste test- (you can add more seasonings like salt or a couple drops of hot sauce to reach desired flavor)
Transfer to prepared sterile jars
Store in refrigerator or freezer.