Authentic Mexican Pozole

Name: Authentic Mexican Pozole
Ingredients: 1 1/2 pounds pork shoulder roast; 2 garlic cloves, peeled; 1 tablespoon cumin powder; 1 onion, chopped; 2 garlic cloves, chopped; 2 tablespoons oil (olive oil); 1/2 teaspoon black pepper; 1/2 teaspoon cayenne; 2 tablespoons chili powder (california chili powder); 1 tablespoon salt; 1/4 teaspoon oregano; 4 cups white hominy (canned, drained and rinsed); 3 to 5 cups pork broth (from cooking pork shoulder); 1 cup green chilies (canned diced green chilis, optional); Salt; 2 whole jalapenos, fresh, chopped (optional); 3 whole ancho chilies, seeded and stemmed ( garnish) (optional)