Add all the ingredients for the marinade to the food processor.
Pulse until blended and smooth.
Place short ribs in a shallow dish.
Pour the marinade over the short ribs, making sure to cover completely.
Cover and refrigerate for at least 2 hours or up to 24 hours.
Remove the ribs from the fridge.
Preheat grill to medium-high heat.
Remove ribs one at a time from the marinade, allowing the excess marinade to drip off before placing them on the grill.
Grill for 3 minutes on one side, then flip and grill the other side for 2-3 minutes.
Serve with rice, kimchi, and or stir-fried vegetables.