Pick over and rinse the beans. Add the water and soak the beans at least 12 hours. Bring the beans and soaking water to a boil. Cover the pan and simmer for 1 1/2 hours. Add the salt, vinegar, syrup, brown sugar , butter and cinnamon stick. Stir to mix. Simmer, uncovered, for 1 hour, or until the beans are tender. The liquid should be as thick as a sauce at the end of the cooking period. If the liquid is not thickened, turn up the heat for 10 minutes, or until the liquid is reduced. Remove the cinnamon stick. Serve hot. The beans used i n this dish are imported from Sweden and can be found in specialty food shops or Scandinavian markets. By Jeff Smith The Frugal Gourmet