STEP 1

Separate the egg whites from egg yolks

STEP 2

Whip the egg whites with sugar

STEP 3

Whip the egg yolks with sugar

STEP 4

Mix whipped egg whites with whipped egg yolks and flour altogether

STEP 5

Bake until sponge cake is ready

STEP 6

Add the blueberry curd, made in advance and cooled down in fridge

STEP 7

Top with powder sugar and lime zest