Preparation Combine first 13 ingredients in processor. Using on/off turns, process until coarse paste forms. Add oil and lemon juice and process until well blended. Place lamb in large resealable plastic bag. Pour spice mixture over lamb; seal bag. Turn bag several times and rub spice mixture into lamb. Refrigerate overnight, turning bag occasionally. Prepare barbecue (medium heat). Remove lamb from marinade; shake off excess. Grill lamb to desired doneness or until instant-read thermometer inserted into thickest part of lamb registers 125°F to 130°F, for medium-rare about 15 minutes per side. Transfer lamb to cutting board. Cover with foil and let stand 5 to 10 minutes. Cut lamb into 1/3-inch-thick slices. Arrange on platter and serve.
Preparation Combine first 13 ingredients in processor. Using on/off turns, process until coarse paste forms. Add oil and lemon juice and process until well blended. Place lamb in large resealable plastic bag. Pour spice mixture over lamb; seal bag. Turn bag several times and rub spice mixture into lamb. Refrigerate overnight, turning bag occasionally. Prepare barbecue (medium heat). Remove lamb from marinade; shake off excess. Grill lamb to desired doneness or until instant-read thermometer inserted into thickest part of lamb registers 125°F to 130°F, for medium-rare about 15 minutes per side. Transfer lamb to cutting board. Cover with foil and let stand 5 to 10 minutes. Cut lamb into 1/3-inch-thick slices. Arrange on platter and serve.