INGREDIENTS
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Unsalted butter, for the pans
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All-purpose flour, for the pans
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1 18.25-ounce box yellow cake mix (plus required ingredients)
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1 pound white chocolate, chopped
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1 8-ounce container white sanding sugar
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2 16-ounce tubs vanilla frosting
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2 drops neon blue food coloring
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1 cake doughnut, halved
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4 drops green food coloring
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3 sugar ice cream cones
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Confectioners' sugar, for dusting