540 gm bread flour
86 gm caster sugar
8 gm salt
9 gm full cream milk power（original recipe calls for a kind of natural milk essence,
11 gm instant dried yeast
86 gm whisked egg
59 gm whipping cream
54 gm milk
184 gm tangzhong (method of making tangzhong)
49 gm unsalted butter, melted