BLUEBERRY TART A LA TRUDY

Heat oven 350. Combine in large bowl:
l-l/2 cups flour
l/2 cup sugar
l/2 cup butter, softened
l-l/2 tsp. baking powder
l egg
l-l/2 tsp. vanilla
Press into spring form pan. Sprinkle with l bag of frozen blueberry
that have been thawed.
In another bowl, mix: 2 cups sour cream
2 egg yolks
l/2 cup sugar
l tsp. vanilla
Pour mixture over blueberries. Bake l hour.