01 - Combine ground beef, grated onion, minced garlic, parsley, cilantro, cumin, coriander, paprika, cinnamon, allspice, optional chili flakes, salt, and pepper in a large bowl. Mix gently until evenly blended, avoiding overworking the meat.
02 - With wet hands, divide mixture into 8 equal portions. Form each around a metal or soaked wooden skewer into sausage-like shapes approximately 5 to 6 inches long.
03 - Heat a grill, grill pan, or broiler to medium-high heat. Lightly oil grates or pan surfaces to prevent sticking.
04 - Grill koftas for 12 to 15 minutes, turning occasionally, until browned and cooked through.
05 - Present hot koftas with lemon wedges, sliced red onion, parsley, and warm pita bread or rice as desired.