INGREDIENTS
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1 3/4 cups unbleached all-purpose flour
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1/2 tsp baking soda
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14 Tbsp unsalted butter
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1/2 cup white sugar
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3/4 cup packed dark brown sugar
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1 tsp salt
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2 tsp vanilla extract
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1 egg
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1 egg yolk
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1 1/4 cup semi-sweet chocolate chips