Casablanca Moroccan Lamb Recipe

Name: Casablanca--Moroccan Lamb Recipe
Ingredients: 3 pounds lamb shanks, cut into 1-inch pieces; 3 medium onions, peeled and grated,; 2 onions peeled and thickly sliced; 1 tablespoon ras el hanout, plus more to taste; Salt and freshly ground black pepper; 1 tablespoon plus 1 teaspoon unsalted butter; A large pinch saffron; 1 cinnamon stick; 1 teaspoon olive oil; 2 teaspoons sugar; 1/2 cup canned crushed tomatoes; 1 cup canned chickpeas; 3 cups pumpkin or butternut squash chunks; 3/4 cup pitted prunes, halved; Pita bread or lavash; To make your own ras el hanout:; 1 teaspoon ground cumin; 1 teaspoon ground ginger; 1 teaspoon salt; 3/4 teaspoon freshly ground black pepper; 1/2 teaspoon ground cinnamon; 1/2 teaspoon ground coriander seeds; 1/2 teaspoon cayenne; 1/2 teaspoon ground allspice; 1/4 teaspoon ground cloves