Grilled Double-Cut Pork Chops with Rhubarb Mostarda

INGREDIENTS

• 2/3 cup sugar
• 1/3 cup red wine vinegar
• 1 Tbs. peeled and minced fresh ginger
• 2 garlic cloves, minced
• 1 tsp. ground cumin
• 1 1/2 lb. rhubarb, trimmed and cut into 1/2-inch chunks
• 1/2 small red onion, finely chopped
• 2 Tbs. dry mustard
• Freshly ground pepper, to taste
• 3 Tbs. fresh lemon juice
• 2 Tbs. olive oil
• 2 small garlic cloves, minced
• 1/2 tsp. kosher salt
• 4 double-cut pork chops, each about 1 lb. and 1 1/2 inches thick
• 2 Tbs. coarsely chopped fresh flat-leaf parsley (optional)