Coffee Roll & Black-White Chocolate Coffee Roll

Order of the week: Coffee Roll

Ingredients:
Cake flour 70g, eggs  yolk(A) 4pcs, oil 30g, milk 60g + instant coffee powder 1tbsp, sugar 34g;
Used up the only 50g of coffee in the egg yolk batter.Remaining reserve for coffee cream.

Eggs white (A) 4pcs, sugar 40g;

Cocoa powder 1tsp(for stripping);
Add in cocoa powder to a bit of well-mixed batter, mix well. Put in piping bag and draw a stripe on the ready to bake batter. Use the toothpick to shaping.

Double cream 200g, sugar30g, remaining of coffee above;

My instant coffee powder: