Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
  14 1/2  oz            Canned Whole Tomatoes
   1      small         Onion -- Cut Into Pieces
   1      Clove         Garlic -- Minced
     1/2  tsp           Cayenne
     1/2  tsp           Salt
   6      oz            Tomato Paste
   1      lb            Ground Beef -- Browned
   8      oz            Cheddar -- Shredded
   9                    Corn Tortillas

Preparation:

Prepare the sauce first: Place the whole canned tomatoes, the liquid from the tomatoes, the onion and the garlic in a blender or food processor. Blend. Pour into a medium saucepan. Add the cayenne, salt and tomato paste. Bring to a boil. Simmer for 5 to 10 minutes. Place 1/3 of the tortillas in the bottom of the slow cooker. Spoon over 1/3 of the ground beef, 1/3 of the sauce and 1/3 of the cheddar in layers. Repeat each layer twice more. Cover. Cook on LOW for 6 to 8 hours.