Place all ingredients except garlic and brisket in a large pan and bring to a boil and cool. Place garlic and brisket in non-reactive pot and cover with brining liquid, cover with a plate and weight for 3 weeks, turning after 1 1/2 weeks.;
Add to a steamer pot:
Remove meat from the brine and rinse. Add enough water to the steamer pot to reach just below the bottom of the steamer. Place meat in steamer. Steam for 3 hours, until tender.