For Old Dough, mix all the ingredients together, either by hand or in a machine, until well combined. Place in an oiled plastic container and refrigerate for 24 hours before use.

制作老面肥时，把所有原料用手或机器充分和好，放在一个表面涂过油的塑料容器中，在冰箱里冷藏24小时后再用。

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Place the dough in an oiled bowl, Cover it up with a cling film and let it proof for about an hour until double in size;

把面团放进一个已扫油的大碗中， 盖上保鲜纸并静置发酵一小时至两倍大；

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Second Rise: Using an oiled rubber spatula, gently lift and fold the dough in toward the center, all the way around, until mostly deflated;

第二步：使用一个沾了油的橡胶铲，轻轻的面团上由四周向中心上下穿插，其他地方也是如此，直到大部分变瘪；

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Place the dough in a bowl that has been lightly oiled and cover tightly.

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