Oaxacan Red Mole Sauce Mole Coloradito

Name: Oaxacan Red Mole Sauce (Mole Coloradito)
Ingredients: 1 entire skinless chicken breast, with bones but without skin; 1⁄4 medium white onion; 3 garlic cloves, peeled; 1 tablespoon salt; 5 guajillo chilies; 10 red ancho chilies; 1 tablespoon sesame seeds; 2 bread rolls, sliced; 1 cinnamon stick; 1 tablespoon thyme; 1 tablespoon marjoram (optional); 1 tablespoon oregano; 1⁄2 cup chocolate, cut in pieces; 4 tablespoons vegetable shortening, divided; 10 almonds; 10 raisins; 3 garlic cloves; 1⁄8 medium white onion; 3 medium tomatoes, cooked; 2 cups chicken broth; 1 tablespoon sugar; cooked rice (optional)