A classic sour ratio is 2 parts spirit to 1 part citrus to 1/2 part simple syrup. While egg white is not always included, it creates a beautiful foam and creaminess that rounds out the sharpness of the lemon and whiskey. If you decide to use egg white, make sure to dry shake all the ingredients first, before adding ice for the thickest foam.
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Food Network Kitchen | 2022-08-26
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