Cherry Polka Dots Swiss Roll
Prepare a 12 inches square tray lined with parchment paper.
Put square tray into freezer for about 20 - 30 mins until the polka dots are set.
Then quickly and carefully spread the plain batter on top of the polka dots evenly with a palette knife.
Remove the skin of the cake.
Place a plastic sheet or greaseproof paper below the cake with the polka dots design facing down.