Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   3      tablespoons   butter
   1      cup           firmly packed brown sugar
     1/2  cup           half and half
   1      cup           chopped pecans
   1      teaspoon      vanilla
                        Ice Cream

Preparation:

Melt butter in a heavy saucepan over low heat; add sugar. Cook 5 to 8 minutes, stirring constantly. Remove from heat, and gradually stir in half and half. Cook 1 minute, and remove from heat. Stir in pecans and vanilla. Serve over ice cream.