Created by QueenBea on January 17, 2012
Step 1: Cook beef in large skillet until no longer pink; drain.
Step 2: Stir in the beans, tomatoes, corn, soup, water and chilli powder.
Step 3: Bring to a boil; reduce heat and simmer, uncovered for 5 minutes.
Step 4: Spoon beef mixture into shells and serve with toppings, if using.