Combine vinegar, orange juice, maple syrup, water, ginger, cilantro, garlic
olive oil, 1 t. black pepper, and red pepper in a medium bowl. Reserve
1 cup of marinade. Place ribs in a shallow glass dish or large plastic bag
Pour remaining marinade over ribs, cover or close.
Marinate in refrigerator 4-24 hours.

To make glaze: place reserved cup of marinade in a small saucepan
whisk in cornstarch. Bring to a boil stirring constantly, set aside.
Remove ribs from marinade and discard marinade. Grill ribs on
a covered grill over medium coals about 15-20 minutes, turning
and rearranging frequently. Brush ribs with glaze the last few minutes
of cooking. Remove from grill and baste again with glaze (4-6 servings)