1. Melt the lard, butter, or bacon drippings in a large heavy pot over medium heat. Add the onions and cook until they are translucent.~
2. Combine the beef with the garlic, ground chile, cumin, and oregano. Add this meat-and-spice mixture to the pot with the onions. Break up any lumps with a fork and cook, stirring occasionally about half hour, until the meat is evenly browned.~
3. Add the tomato sauce, water, salt, and optional parsley. Bring to a boil, then lower the heat and simmer, uncovered, for 1 hour.~
4. Stir in the corn flour(masa harina) to achieve the desired consistency.~
5. Cook 10 minutes longer, stirring. Taste and adjust seasonings.~