家常葱花饼的做法，饼皮酥脆，葱香浓郁，做法简单[ENG SUB]

所需食材：
300g面粉，4g盐 80ml热水，80ml凉水，20ml食用油，葱花
Ingredients:
300g flour, 4g salt, 80ml hot water, 80ml cold water, 20ml edible oil, scallion

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