Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      medium        onion -- chopped
   2                    garlic cloves -- minced
   2      teaspoons     cooking oil
   3                    tomatoes -- peeled and chopped
     1/2  teaspoon      chili powder
     1/4  teaspoon      hot pepper sauce
     1/2  cup           cheddar cheese -- shredded
   1      tablespoon    cornstarch

Preparation:

In a medium saucepan, cook onion and garlic in the oil until tender but not browned. Stir in tomatoes, chili peppers, chili powder and hot pepper sauce. Boil uncovered for 10 minutes. Stir together cornstarch and 1 Tablespoon cold water; stir into tomato mixture and cook stirring constantly until thickened and bubbly. Add cheese to mixture and stir until its melted. Serve warm with tortilla strips.