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2 cups
Easy
Published 2009
Volume | Ounce | Gram | |
unsalted butter, preferably high fat, slig |
In the bowl of a stand mixer fitted with the flat beater, beat the butter on medium-high speed until creamy, about 1 minute. Set aside in a cool place (no higher than 70°F/21°C).
Pour the egg whites into the bowl of a stand mixer, if you have a second bowl, or into