Purple sweet potato roll cake

Name: Purple sweet potato roll cake
Cuisine: American
Ingredients: Egg whites mixture:; 4 egg whites; 1 tsp lime juice; 60 gr sugar; 1/2 tbsp cream of tartar (optional); Egg yolks mixture:; 4 egg yolks; 20 gr sugar; 40 gr flour; 20 gr corn starch; 40 ml cooking oil; 40 ml milk; 1/2 tsp vanilla; Filling:; 300 gr purple sweet potato; 150 gr cream cheese; 10 gr powder sugar; 40 gr melted butter

Churiel @churiel

Sweden

Easy recipe, everyone can make it! Happy baking!

Churiel @churiel

Sweden

Easy recipe, everyone can make it! Happy baking!

Saved

Ingredients

Egg whites mixture:
4egg whites
1 tsplime juice
60 grsugar
1/2 tbspcream of tartar (optional)
Egg yolks mixture:
4egg yolks
20 grsugar
40 grflour
20 grcorn starch
40 mlcooking oil
40 mlmilk
1/2 tspvanilla
Filling:
300 grpurple sweet potato
150 grcream cheese
10 grpowder sugar
40 grmelted butter

Saved

Steps

1

Preheated oven to 175 degree celcius
2

Using a mixer, whisk white eggs together with sugar, lime juice, and cream of tartar. Whisk for around 4-5 minutes until it fluffy and soft. Set aside.
3

On the other bowl, mix egg yolks, sugar, flour, corn starch, cooking oil, milk and vanilla extract until it incorporate well.
4

Take 1/3 of the egg whites mixture at a time, fold it into the egg yolks batter until well combined.
5

Spread the batter into the baking pan, and bake it for 20-25 minutes.
6

For the filling: boil purple sweet potato until soft and mash it.
7

Mix butter and powder sugar into the sweet potato while it still warm.
8

When it's getting colder, mix in cream cheese.
9

Spread the filling into the cake. Roll it carefully.