ROUTE 66 ROUTE BEER BBQ SAUCE

64 ounces of Route 66 Root Beer (that's 5 & 1/3 12oz bottles)
1 ½ cup of vinegar
½ cup ketchup
½ cup yellow mustard
2 tablespoons Worcestershire sauce
1 tsp salt
1 tsp pepper
2 tablespoons butter or margarine

In a large saucepan, low simmer Route 66 Route Beer until reduced to about a cup

Stir in the remaining ingredients - except butter

Continue to simmer for about another 20 minutes, stirring when appropriate

Then whisk in butter to thicken up the sauce