将蛋白和塔塔粉放在一个大碗里，打至起泡。

Place the egg whites and cream of tartar in a large bowl and whisk until frothy.

youdao

酿一杯完美的啤酒需要的只有荨麻叶、糖、纯净水、酵母、一个橙子、一个柠檬和塔塔粉。

All you need for the perfect brew is nettles, sugar, water, yeast, an orange and a lemon and cream of tartar.

youdao

酿一杯完美的啤酒需要的只有荨麻叶、糖、纯净水、酵母、一个橙子、一个柠檬和塔塔粉。

All you need for the perfect brew is nettles, sugar, water, yeast, an orange and a lemon and cream of tartar.

youdao