Lamb Stuffed Pita with Tabbouleh

Name: Lamb Stuffed Pita with Tabbouleh
Ingredients: 1 1/4lbs ground lamb; 4 pita pockets; 1 small onion, diced; 1/3 cup chopped parsley; 1/2 tablespoons ground coriander; 1/2 teaspoon ground cumin; 1/4 teaspoon cinnamon; 1 teaspoon salt; 1 teaspoon ground pepper; 2 tablespoons olive oil, plus more for the grill; 1/2 cup dried bulgur; 2 cups shredded green cabbage; 1/2 sweet onion, thinly sliced; 2 cups chopped tomatoes; 1 1/2 cups chopped mint; 6 tablespoons olive oil; 2 tablespoons lemon juice; 1/2 teaspoon red pepper flakes; salt to taste