begin with a design on cake this is a optional step you can skip this entire process and begin directly with the cake and filling preparation
for the design :- cut out parchment paper of the size of baking tray of 33* 19 cm pan and grease the top well select the design required and place it below the parchment paper place over the board for ease of handling
mix flour ,unsalted butter egg white icing sugar in a bowl in case the mixture is too thick, only then add few drops of water
divide the mixture into various bowls and add required food colouring gel and whisk well. pour mixture into piping bags and make cut at tip
now pipe the mixture on top of parchment paper based on the design template and tap gently
freeze the parchment paper as is for 35 to 45 minutes. This is important
preheat oven to 170 and grease the baking tray and keep it aside
in a bowl add egg whites and whisk well gradually add 30 gram sugar and forms stiff peaks
in a separate bowl whisk milk, Vanilla extract, oil and keep it aside
whisk egg yolk in a bowl with 30 grams sugar .Add milk mixture and blend well
add flour and blend well
gradually add the egg white mixture to the flour mixture and mix well
place The Frozen design parchment paper carefully over the greased baking tray
Pour the batter carefully over the paper and level evenly
bake for 10 12 minutes until firm to touch.Do not over bake as this is a very thin cake keep eye on the cake after 8 Minute
rest cake on the counter for 3-4 minutes meanwhile spread powdered sugar on top of parchment paper
Flip cake tray on parchment paper and tap on the top
gently lift the tray and Peel parchment paper on top of the cake
place another parchment paper on top of the cake
now play tray or board on the top and immediately flip the cake again you can dust of the excess sugar or leave it as is
start rolling the cake while it is still hot if you allow it to cool the cake will start breaking or will have cracks
now cover it with kitchen towel and cover from all sides allow the cake to cool completely
In a bowl add whipped cream and Sugar . Blend well
Unwrap and unroll cake. Spread whipped cream mixture evenly on top. Now place chopped strawberries on top.Roll the cake
Wrap the cake with parchment paper and refrigerate for 2-3 hours
Slice and serve