Lemon Garlic Lamb Kebabs

Bahan-bahan (4 porsi)

• 1½ pounds leg of lamb, (well-trimmed and cut into 20 equal cubes (about 1-inch each))
• 8 thin lemon wedges
• ¼ cup extra virgin olive oil, (plus more for grill)
• 2 tablespoons freshly squeezed lemon juice
• 4 medium garlic cloves, (minced)
• coarse salt and ground pepper, (to taste)
• flat-leaf parsley, (for garnish)
• tzatziki sauce ((store bought or homemade))