With oil pan fry the onion 2 minutes then add in the store bought sambal / sambal oelek. Then add in the sugar and light soy sauce for another 1 minute.

Let it cool down then layer generously the onion sambal on the pastry and gently roll up and fasten at the end of the roll

Gently slice it then layer on the parchment and bake it at 200 C for 15 to 20 minutes minutes, brushing the side of the pin wheel it egg yolk