Ingredients:

  Amount  Measure       Ingredient -- Preparation Method
--------  ------------  --------------------------------
   1      cup           sour cream
   2      cups          light brown sugar
   1      cup           chopped walnuts or pecans
   1      teaspoon      vanilla

Preparation:

Spray a large rectange of waxed paper with vegetable oil spray. Combine the sour cream and brown sugar in a medium-size heavy saucepan, bring the mixture to a boil over medium heat, and boil until it reaches soft ball stage (238°) on a candy thermometer. Remove the pan from the heat and beat the mixture until it is creamy (this can take a long time). Stir in the nuts and vanilla and drop by teaspoonsful onto the prepared waxed paper.