Let the sponge cool until you can touch it, then dust with cocoa powder.
Put sponge cake on the clean kitchen towel, dusted with cocoa. Remove baking paper. Wrap it, rolling in the kitchen towel.
Let the sponge cool until you can touch it, then dust with cocoa powder.
Put sponge cake on the clean kitchen towel, dusted with cocoa. Remove baking paper. Wrap it, rolling in the kitchen towel.