Purple sweet potato is rich in selenium and iron, which is an essential element for anti-fatigue, anti-aging and blood-enriching. In particular, selenium is known as the "king of cancer", which is easily absorbed by human body and can remain in serum, repair myocardium, enhance immunity, eliminate free radicals in the body, inhibit DNA synthesis and the division and growth of cancer cells, and prevent the occurrence of cancer diseases such as gastric cancer and liver cancer.
There is also the effect of losing weight. It is not only delicious, but also extremely valuable. Learn about this purple potato cake roll today!
Purple potato cake roll
Cake roll material:
Egg white cream: 4 egg whites, 30g fine sugar, tata powder.
Egg yolk paste: 4 egg yolks, 35g fine sugar, 60ml water, 50ml salad oil and 80g low-gluten flour.
Yogurt purple potato stuffing: butter 40g, powdered sugar 10g, yogurt 35g, purple potato 150g.
Exercise:
(1) Method of filling purple potato with yogurt:
1. Wash the purple potato, and bake it in Depp oven fan at 200 degrees for 40 minutes;
2. Take it out, peel it, and mash it into purple potato paste for later use;
3. Fully soften the butter, add powdered sugar and stir until the color turns white.
(2) the practice of cake rolls:
1. Mix water and salad oil evenly and add egg yolk.
2. Sieve the flour and stir until there is no dry powder.
3. After mixing the egg white and tower powder, add the fine sugar several times and beat until it is wet and foaming.
4. Add the egg white cream into the egg yolk paste for three times and cut and mix evenly.
5. Pour the cake paste into the baking tray covered with oil paper, smooth the surface, tap the baking tray and shake out the air.
6. Put it into Depp oven, and bake at 180 degrees for 20 minutes.
7. Repack the table with new oiled paper, and then turn the cooled cake slices upside down (face up).
8. Spread the filling evenly.
9. Roll up the cake with a rolling pin.
10, sealed at both ends, put in the refrigerator for more than 1 hour, and then slice.