"These bite-sized egg yolk cookies truly melt and crumble in your mouth. Plus, they're super easy to make!..."
INGREDIENTS
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4 hard-boiled large egg yolks
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1 cup unsalted butter, softened
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1/2 cup sugar
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1 tablespoon vanilla extract
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2-1/2 cups all-purpose flour
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Dash salt
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1 raw large egg yolk, lightly beaten