6 garlic cloves, crushed
8-9 pounds pork spare ribs, about 3 racks
2 teaspoons salt
½ teaspoon pepper
1 cup dark brown sugar, packed
¾ cup coarse grainy mustard
1/3 cup vinegar
¼ cup molasses
1 ½ tablespoon dry mustard
PRE-BAKE RIBS: Preheat oven to 350 degrees. Rub garlic into both sides of ribs and season with salt and pepper. Arrange ribs, meaty side down on a large baking sheet. Bake on e hour, turning ribs after 20 minutes. (ribs can be baked a day ahead). Remove to a rack and let drain and cool. Wrap in plastic wrap and refrigerate.
GLAZE: In a medium, non-reactive saucepan, combine brown sugar, grainy mustard, vinegar, molasses, and dry mustard. Bring to a boil, reduce hear and simmer, stirring to dissolve sugar, about 5 minutes. Remove glaze from hear and let cool.
GRILL: Prepare hot fire, place pre-baked ribs , meaty side up, on oiled grill approximately 4-6 inches from coals. Spread one third of glaze over ribs and cook until bottom is browned, about 5 minutes. Turn, spread half of remaining glaze over ribs and cook until meaty side is brown and crisp, about 5 minutes. Turn and spread remaining glaze on top. Grill until bottom side is well browned, bout 5 minutes longer. Cut into individual ribs or portions for serving.