1In a large skillet over medium-high heat, saute the ground beef for 5 minutes. Add the onion and red bell pepper; saute for 5 more minutes, or until onion is tender. Drain the fat.
2Mix in tomato paste and water, stirring until paste is dissolved. Stir in garlic, chili powder, paprika, cumin, vinegar, brown sugar, oregano, salt and pepper. Continue to heat for 5 to 10 minutes, or until mixture is thick and stewy.
Aluminum foil can be used to keep food moist, cook it evenly, and make clean-up easier.