Categories: Cakes, Desserts, Fruits 
      Yield: 1 servings 
  
  1 1/2 c  Flour 
    1/2 c  White sugar 
  1 1/2 ts Baking powder 
    1/2 c  Butter 
      1    Egg 
      1 ts Vanilla 
      4 c  Blueberries 
      2 c  Sour cream 
    1/2 c  White sugar 
      2    Egg yolks 
      1 ts Vanilla 
  
  Blend first four ingredients, then add egg and vanilla.  Pat in a 10" 
  springform pan.  Place blueberries on top of cake.  Mix remaining 
  ingredients and pour over berries.  Bake at 375 F approxiamtely 60 to 70 
  minutes, or until edges are lightly brown.  Serve with whipped cream.