gefuellter streuselkuchen (filled streusel cake)

Ingredients For gefuellter streuselkuchen (filled streusel cake)

• 1 pkg

  (3.5 oz.) instant vanilla pudding
• 2 c

  milk
• 2 lg

  egg yolks
• 3/4 c

  sour cream
• 1 can

  blueberry pie filling
• 1 3/4 c

  (3 -1/2 sticks) butter
• 1 2/3 c

  sugar
• 1 tsp

  vanilla extract
• 1

  lemon peel, grated
• 2 lg

  eggs
• 4 c

  all purpose flour
• 1 pinch

  salt
• 1 Tbsp

  baking powder
• 1/2 c

  hazelnuts, finely ground (optional)
• 2 3/4 c

  all purpose flour
• 1 2/3 c

  sugar
• 2 tsp

  vanilla extract
• 1 1/8 c

  (2 sticks plus 2 tbsp.) butter, chilled