Place garlic and salt in a mortar and smash to a pulp with pestle.
Form into meatballs and place on plate. Cover and chill for at least 30 minutes. Meanwhile, soak bamboo skewers.
Slide entire piece of foil onto grill, and cook kofta kebabs until done (with grill cover down), about 5-6 minutes per side.
Adapted from Allrecipes.com