1Preheat oven to 300F.
2Prepare ribs by removing the silver skin.
3Place racks of ribs in a large roasting pan.
4Mix all ingredients together and pour over ribs, turning a few times to coat them.
5Cover roasting pan tightly with aluminum foil.
6Bake for 3 hours. Remove foil and turn ribs. Cook for 1 additional hour, turning and basting occasionally.
To increase the flavour profile try adding sauce from the baking pan when pureeing.