1 1/2 cup canola oil
4 cloves garlic, minced
4 tablespoons grated fresh ginger
2 tablespoons ground coriander*
4 teaspoons ground cumin*
1/8 teaspoon ground cinnamon*
1/8 teaspoon ground cardamom*
1 (6-7 lb.) Boneless or Butterflied Leg of Lamb, cut into 1 1/2-inch cubes
Salt and freshly ground black pepper to taste
Vegetable oil cooking spray
2 small onions, cut into 6 wedges
2 large green bell peppers, cut into 1 1/2-inch chunks
2 large red bell peppers, cut into 1 1/2-inch chunks
Twelve 12-inch skewers