INGREDIENTS
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3/4 cup all-purpose flour
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3/4 cup sugar
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1/3 cup unsweetened cocoa powder
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1 teaspoon baking powder
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1/4 teaspoon salt
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2/3 cup milk
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5 tablespoons butter
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1 egg, lightly beaten
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1 1/2 teaspoons vanilla extract
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1 cup semi-sweet chocolate chips