With electric mixer, cream together the butter and sugar. Beat in egg, pumpkin and vanilla.

用电动搅拌器将黄油和糖打成液体，击打鸡蛋、南瓜果泥、香草精。

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Beat eggs and sugar with egg whisk, whisk until sugar almost melt (Just mix well, don't use electric handle mixer).

鸡蛋和砂糖放入盆中用蛋抽慢慢拌至砂糖基本融化(不要打发)。

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