加入黄油，用食物加工器或者是你的手指搓动它们，直到那混合物看起来像是粗面包屑。

Add the butter and using a food processor, or the tips of your fingers, rub together until the mixture resembles rough breadcrumbs.

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剪切作用与挤压作用相比较易破碎麸屑，这使小麦水分调节和粗粒粗粉的精选工作显得更为重要。

However, the shearing tends to produce more branny particles than the crushing, so that the conditioning of wheat and purification become even more important.

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