Whey Strawberry Rolls
Pour the cake batter into the prepared baking tray and spread the surface even. Bake for 15 minutes. Remove, cool briefly, and invert the cake onto a new parchment paper. Carefully peel off the the paper liner and then invert again the baked side-up to cool on a wire rack. Trim the edges of cake. Spread the surface with whipped cream and roll it up. Chill for about 1 hour and slice.