"Get this all-star, easy-to-follow Cake-Mix Mint Chocolate Sandwich Cookies recipe from Food Network Kitchen..."
INGREDIENTS
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Cooking spray
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1 box devil's food cake mix for two 9-inch rounds, such as Duncan Hines
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2 large eggs
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1/4 cup unsalted butter, melted
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3/4 cup bittersweet chocolate chips
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1/4 teaspoon peppermint extract
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1 cup marshmallow cream