Buckwheat Cake

Directions

1. 1
   Preheat the oven to 180C.
2. 2
   Beat the eggs with the sugar.
3. 3
   Add the grated Tonka bean and the vegetable oil, then, gradually add the two types of flour alternating with the heavy cream, while continually mixing.
4. 4
   Last, add the baking powder.
5. 5
   Butter and flour a cake pan or line it with wax paper.
6. 6
   Pour the batter into the cake pan.
7. 7
   Bake for 35 to 40 minutes.
8. 8
   Remove the cake from the oven and let it cool completely.
9. 9
   Cut the cake into two layers.
10. 10
    Spread a generous amount of blueberry jam all over the bottom layer, place the second layer on top of the jam filling.
11. 11
    Sprinkle the cake with powdered sugar and serve.