Lamb Kebabs with Cumin-Chile Spice and Garlic Yogurt Recipe

Ingredients

• 1 garlic clove, grated
• 1/2 teaspoon finely grated lemon zest
• 1 tablespoon fresh lemon juice
• 1 cup plain Greek yogurt
• Kosher salt, freshly ground pepper
• 2 tablespoons cumin seeds
• 1 tablespoon Sichuan peppercorns or 1 teaspoon black peppercorns
• 2 teaspoons caraway seeds
• 2 teaspoons crushed red pepper flakes
• 1 teaspoon sugar
• Vegetable oil (for grill)
• 1 1/4 pounds boneless lamb shoulder, cut into 1-inch pieces
• Kosher salt, freshly cracked pepper
• Finely grated lemon zest (for serving)
• A spice mill or a mortar and pestle; 8 (8–12-inch-long) metal skewers