Recipes Cumin-Spiced Burgers with Harissa Mayo 1 Review The Moroccan flavors in these burgers—shaped into ovals instead of the usual rounds—include cumin, harissa and garlic. The sauce: a delectable mix of mayonnaise, caraway seeds and more harissa. More Great Burgers By Melissa Rubel Jacobson Updated on August 16, 2018 Print Rate It Share Share Tweet Pin Email Photo: © Con Poulos Total Time: 35 mins Yield: 8 Ingredients 3 pounds ground chuck Kosher salt and freshly ground pepper 1/4 cup plus 2 teaspoons harissa 2 1/2 teaspoons ground cumin 2 teaspoons garlic powder 1 teaspoon dried thyme 1 large red onion, sliced 1/4 inch thick 1 tablespoon extra-virgin olive oil Eight 6-inch oval rolls, split 1 cup mayonnaise 1 teaspoon caraway seeds Tomato and cucumber slices Directions In a large bowl, gently mix the ground chuck with 1 tablespoon of kosher salt, 1 teaspoon of pepper, 2 tablespoons plus 2 teaspoons of the harissa, the cumin, garlic powder and thyme. Form the meat into eight 3/4-inch-thick oval patties. In a medium bowl, toss the onion slices with the olive oil and season with salt and pepper. Heat a grill pan. Cook the onions over moderate heat, turning once, until tender, about 10 minutes. Transfer to a plate and keep warm. Grill the burgers over moderately high heat, turning once, until medium, about 8 minutes. Grill the rolls until lightly toasted, about 2 minutes. Meanwhile, mix the mayonnaise with the caraway and the remaining 2 tablespoons of harissa; season with salt and pepper. Spread the mayo on the rolls. Top with the patties, onions, tomato and cucumber; close the sandwiches and serve. Suggested Pairing Serve with a spicy Washington Syrah. Rate it Print