P.S. You can get the ingredients by visiting www.buy.am/carrefour/
STEP 1: In a large skillet, cook the beef, onion and green pepper over medium heat until meat is no longer pink; drain.
STEP 2: Stir in the cheeses, taco sauce, tomatoes, mushrooms and olives.
STEP 3: Cook and stir over low heat until cheese is melted.
Serve warm with tortilla chips.