from lambchop:
  
 SOUR CREAM APPLE SQUARES
  
 2 C. flour
 2 C. brown sugar
 1/2 C. butter
  
 Blend these on low til crumbly.  Press 2 3/4 C. into a 9x13 pan.
  
 Add to the rest:
 1 C. sour cream
 1 egg
 1 t. vanilla
 1 t. cinnamon
 1 t. baking soda, 1 t. salt
 Stir in 2 C. chopped apples
  
 Bake at 350 for about 25 min.