INGREDIENTS
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Cooking spray
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1 16.5-ounce box yellow cake mix (plus required ingredients)
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1 16-ounce tub plus 1 cup vanilla frosting
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1 bunch grapes, cut into clusters
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1 large pasteurized egg white, lightly beaten
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3/4 cup granulated sugar
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Confectioners' sugar, for dusting
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1 24-ounce package rolled red fondant
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Yellow food coloring, for tinting
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1 to 2 tablespoons vegetable oil
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Butter cookies, for serving