Grilled Cheese with Pulled Short Rib

Ingredients

• 16 slices of KING'S HAWAIIAN Sliced Bread
• 2 ounces sliced mozzarella
• 2 ounces shredded Cheddar
• Oil and butter, for grilling sandwiches
• 2 pounds boneless short ribs, cut into 1-inch cubes
• 2 cups soy sauce
• 1 cup mirin
• 1/2 cup garlic powder
• 3 cloves garlic, crushed
• 2 sprigs fresh thyme
• 3 cups white vinegar
• 1/4 cup salt
• 1/4 cup sugar
• 5 red onions, sliced 1/3-inch-thick
• 1/4 cup lime juice