Spiced Harissa Ragù with Tahini Yogurt

Spiced Harissa Ragù with Tahini Yogurt Ingredients 1/4 cup vegetable oil 3 large onions, finely chopped Kosher salt Pepper 1 pound ground beef 1 pound ground lamb 10 garlic cloves, finely chopped 1 cup shelled pistachios, coarsely chopped, plus more for garnish 1 tablespoon harissa 2 1/2 teaspoons ground cumin 1 1/2 teaspoons hot paprika 1 teaspoon ground coriander 1/2 teaspoon ground turmeric 1/2 teaspoon ground cinnamon 1/2 teaspoon ground cardamom 1/4 teaspoon ground ginger 1/8 teaspoon ground cloves 1 cup whole-milk yogurt 1/4 cup tahini Roasted cherry tomatoes and warm pita, for serving Directions In a large saucepan, heat the oil until shimmering. Add the onions and a generous pinch of salt and cook over moderate heat, stirring occasionally, until lightly browned, about 12 minutes. Add the beef, lamb and garlic and cook, breaking up the meat with a wooden spoon, until the meat is cooked through, 8 to 10 minutes. Stir i...