How to make margarita cookies

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  1.Soften butter, add salt and sugar, and beat until feathery

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  2.Add cake flour and cornstarch

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  3.Grate the egg yolk into the flour

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  4. Knead the dough and wrap it in plastic wrap Place in the refrigerator for an hour

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  5. Take out the dough and divide it into several equal portions, form into a ball and place on the baking sheet.Press down with the middle of your thumb

• 6.Put it in the middle layer and heat it up and down at 170 degrees for 15 to 20 minutes