Place steaks on grill about 4 inches above medium-slow coals. Cook about 8 minutes on each side. Meanwhile, stir together remaining ingredients in a small bowl. Brush steaks with sauce and continue cooking 5 minutes more, turning and brushing with sauce.
4 blade pork steaks, 1 to 1 1/4-inches thick
1/2 cup barbecue sauce
1/3 cup honey
1 tablespoon Worcestershire sauce
1 teaspoon garlic salt
1/2 teaspoon mustard