3 Flavors Sponge Cake

I adapted the French sponge cake recipe from Alex Goh's 'Creative making of cakes', with some additions.

Ingredients

(A)

5 egg yolks

20g sugar

(B)

5 egg whites

(C)

130g sugar

1/4 tsp cream of tartar

(D)

120g flour

1 tsp baking powder

(E)

80g melted butter

(F)

3 tsp strawberry syrup

1 tsp green tea powder

1. Put (A) into a mixing bowl, whisk until light and fluffy. Set aside
2. Pour (B) into another mixing bowl, whip until soft peak, add in (C) and continue whipping until stiff
3. Mix a small portion of egg white mixture into (A) mixture, then pour the remaining (A) mixture into egg white mixture, lightly fold til well blended
4. Fold in (D) til well combined
5. Stir in (E) slowly and mix well
6. Divide batter into 3 portions, mix in strawberry syrup and green tea respectively into 2 different portions
7. Spoon 3 colors batters alternately into a 9" round cake mould
8. Bake at 180C for 30 minutes
9. Remove the cake from mould immediately after it was out from oven.

The 3 colors in the cake

Kept telling guests the cake has 3 flavors and tested them, most of them got the answer right ;)