1 1/2 pounds ground pork sausage meat
1 tablespoon fennel seed
3 tablespoons California chili powder
1 tablespoon New Mexico chili powder
Gray salt
Freshly ground black pepper
1 medium onion, finely chopped
2 tablespoons garlic, minced
1/2 cup red wine
1 tablespoon tomato paste
1 (28-ounce) can whole tomatoes, roughly pureed or crushed by hand
1 teaspoon dried oregano
Chicken broth, beef broth, or water for thinning sauce
6 large soft hamburger buns, split