"EASY rainbow cupcakes made with a doctored cake mix recipe and buttercream frosting! So colorful, fun and festive. Perfect for your next party!..."
INGREDIENTS
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15 ounce box white cake mix
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5.9 ounce box vanilla pudding mix ((not instant, use cook & serve kind))
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4 eggs
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3/4 cup canola oil
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3/4 cup hot water
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1 cup sour cream
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2 cups buttercream frosting
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sprinkles