Heat the olive oil in a large sauté pan on medium-high heat
Add the onions, green pepper, and cook until soft, about 5 minutes
Add the meat to the pan. Once the meat has browned, add the spices
Stir in the red-wine vinegar and tomatoes
Using a potato masher, mash the whole tomatoes down
Stir in the kidney beans.
Cook the chili covered for 15 minutes on medium-low heat.
