"These summery treats from Shay Shull, blogger at mixandmatchmama.com and author of Mix & Match Mama Eats: Crazy Good Go-To Meals(Harvest House Publishers), have fresh watermelon ?avor in both the cake and frosting...."
INGREDIENTS
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1 box white cake mix
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1 cup pureed fresh watermelon
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1/2 cup vegetable oil
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4 egg whites
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Red food coloring
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1/2 cup softened butter
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1/4 cup pureed watermelon
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2 cups powdered sugar
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Red food coloring