INGREDIENTS
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If you have one, use a small palette knife (for cookie and cake decorating) to swirl the two chocolate over the cookie base.
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Total Time: 35 minutes
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Hands Time: 10 minutes
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INGREDIENTS
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1 cup (2 sticks) butter
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1 cup packed dark brown sugar
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1 large egg yolk
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1-1/4 cups flour
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3/4 cup unsweetened cocoa powder
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1/2 teaspoon salt
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1/2 teaspoon vanilla extract
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6 white chocolate bars (about 1-1/2 ounces each)
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1/2 cup mini semisweet chocolate chips