Chocolate roll for excellent mood and without harm for a waist

So it happened that I share recipes of goodies, here and again brought retseptik tasty roll.
Long ago not a secret that sweet raises dopamine and therefore mood. but it harms a figure, more precisely the excessive use of such vkusnyashka. And we will make tasty, and, above all not harmful roll.
I left in the name a word chocolate, so according to the recipe he prepares with cocoa, I prepare with keroby, it turns out on taste less chocolate, but not less tasty.

It will be required to us

For the test
4 egg whites
2 egg yolks
1 tablespoon of cocoa (kerob)
1 tablespoon of corn starch
0.5 teaspoons of baking powder
For a stuffing
200 grams of soft cottage cheese
1 tablespoon of honey
Banana

Preparation
We mix starch, cocoa, baking powder.
We beat whites to strong peaks, we add on one yolk, once again we shake up.
Now to proteins by parts it is added dry mix, approximately from three four times, properly mixing from top to down a shovel, not the mixer.
We pour out ready dough on the greased parchment or a silicone rug. Size about 26х28.
We bake in the oven about 15 minutes which is in advance warmed up to 180 degrees.
we cool.
Cottage cheese is mixed with honey.
On the cooled-down layer it is spread a cottage cheese stuffing, we level, we strew cut benany and we turn in roll.
We remove during cold for 1-2 hours. From above we strew with icing sugar.