INGREDIENTS
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2 cups all-purpose flour
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1/2 teaspoon baking soda
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1/2 teaspoon salt
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3/4 cup unsalted butter, melted and slightly cooled
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1 cup packed brown sugar
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1/2 cup white sugar
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1 tablespoon vanilla extract
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1 egg
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1 egg yolk
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2 cups semisweet chocolate chips