Beef with lamb

2 eggs 1/2 cup dry breadcrumbs 1/2 teaspoon salt 1/4 teaspoon black pepper 1 lb ground beef 1 lb ground lamb 2 tablespoons olive oil 1 medium onion , chopped[...]

2 teaspoons cumin seeds (reserve 1/2 for sauce) 1/2 teaspoon Mexican oregano 5 garlic cloves , peeled 1/4 medium white onion, peeled 1/8 cup cooked white rice[...]