Oven ribs

RIBS:
6 tablespoons mustard (yellow)
2 tablespoons ketchup
3 medium cloves garlic , minced or pressed through garlic press (about 1 tablespoon)
2 teaspoons ground black pepper
1 tablespoon sweet paprika
1 tablespoon chili powder
1/2 teaspoon cayenne pepper
1 1/2 tablespoons kosher salt
3 tablespoons brown sugar


2 racks St. Louis-style spareribs , 2 1/2 to 3 pounds each, trimmed of surface fat, membrane removed (see illustrations below), each rack cut in half
1/4 cup Lapsang Souchong tea leaves (finely ground)—from about 10 tea bags, or 1/2 cup loose tea leaves ground to a powder in a spice grinder)
1/2 cup apple juice


Pomegranate Syrup or Molasses:
4 cups pomegranate juice
1/2 cup sugar
1 tablespoon freshly squeezed lemon juice

-- From America's Test Kitchen