Sponge Cupcakes (Hongkong Style Cake)

It supposed to bake this into paper wrapped style, but I was too lazy to do it and baked it just in normal cupcake size. The cake is soft and very light.

Source : Chendawati - 500 Resep Kue & Masakan Koleksi Kursus Masak Ny Liem

105 gr Egg yolks
40 gr Sugar (original 50 gr)
60 gr Milk
50 gr Oil
100 gr Cake flour
1 tsp  Baking powder
1 tsp  Vanilla extract
pinch of salt

175 gr Egg whites
1/2 tsp Cream of tartar
50 gr Sugar (original 80 gr)

- Preheat oven at 180C
- Mix all the A ingredients in a large bowl and whisk well. Set aside
- Beat egg whites, cream of tartar until the bubbles appear, add sugar and beat till stiff peak.
- Fold half portion of egg whites to egg yolks until blend well. Then pour back the batter to the remaining egg whites, fold until well incorporated.
- Spoon batter into the cupcakes mould upto 80% full.
- Bake for 20 mins or till golden brown.