50gor 3 packets Oreo cookies - remove cream crush into pieces not too fine
7pcs whole Oreo cookies with cream
4egg whites - about 160g
50gcaster sugar - 1/3 cup
1/2tspcream of tartar
In a large bowl, stir well egg yolks, vanilla extract and sugar with a hand whisk. Add milk and oil, stir well again to combine. Sift in flour and mix well.
Whisk egg whites and cream of tartar till frothy with an electric mix at low speed, gradually add in the sugar in batches. Continue beating till egg whites at medium speed till stiff peaks form.
Add ⅓ of the egg whites into egg yolk mixture, fold well with a rubber spatula. Then gently fold in the rest of egg whites till combined. Lastly add in the crush cookies and gently fold well the mixture again.
Place 7 pieces whole Oreo cookies at the bottom of a 18cm tube pan.and pour batter into it. Bake in preheated oven at 170 deg C for about 40 minutes.
Invert the cake pan immediately on a wire rack to cool completely before removing the cake from pan.