Place meat in large mixing bowl. Sprinkle with harissa, fennel, garlic, coriander, cumin and cinnamon. Season with salt and pepper. Mix quickly by hand. Divide into 4 portions. Form each into large patty, making thinner at centres and thicker at edges. Refrigerate until ready to use.
Barbecue directly over medium-high heat on lightly oiled grill, about 4 minutes per side for medium-rare. Alternately, cook in large skillet or grill pan over medium-high heat.