Posted by Q-Sis - Best one ever for me. I've used on pork butt in a crock pot too and love it. :
Rick's Sinful Marinade
12 oz. can of beer
½ cup cider vinegar
½ cup of water
½ cup Worcestershire sauce (I use Head Country Marinade)
¼ cup olive oil
1 tablespoon beef base (beef bouillion is fine)
2 tablespoons barbeque sauce
1 tablespoon seasoned salt or rub.
1 tablespoon celery seed
1 teaspoon cayenne pepper
1 teaspoon MSG
my family has nary a bbq sauce actual-recipe--we put chit involving ketchup/brown sugar/mustard/seasonings/worcestershire/msg, as said lee, & tweak that as seen fit--