Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      medium        onion
   1      can           cream of mushroom soup
   1      pound         velveeta
   1      package       frozen broccoli & cauliflower
   1      package       shell noodles

Preparation:

Mix onion, cream of mushroom soup and Velveeta in a crockpot on high until melted. Add broccoli and cauliflower until hot. Add cooked shells right before serving.