Gluten free sweet potato cake

cake recipe

1. Warm sweet potato paste (35 degree) and make the paste smoothly
2. Mix with white chocolate
3. Seperately, cream butter + sugar and then add egg slowly.
4. Mix 2) + 3)
5. Add Gluten free powder, Cognac, Vanila extract
6. Spread on the square frame and bake at 170/160 degree for 35 min
7. Slice in the bar shape.

Topping cream

1. Whisk all ingredients together
2. Pipe on top of the sweet potato cake