1. Place 1/2 of the onions in the bottom of a large crock pot. Place meat on the onions. Put the rest of the onions in along with the carrots, greens, celery, Chipotles, V8 juice, Red Wine, Chicken Stock, Worcestershire Sauce, cinnamon, cocoa and salt and pepper. There is no need to mix the ingredients.
2. Cook on high for 7 hours.
3. Remove lid, lower heat and allow boiling to stop. Skim the liquified fat off the surface and discard. Break apart the meat with a spoon and stir. Chop the potatoes into about 1 inch pieces and stir inches.
4. Replace lid and cook another 1 1/2 - 2 hours before serving.