What Is Paula Deen's Recipe for Key Lime Cake?

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Paula Deen's recipe for Key lime cake contains 2 tablespoons key lime zest, three eggs, 3 cups of cake flour, 3/4 cup of softened butter, and 1 3/4 cups of sugar. Also included are 1/4 cup fresh Key lime juice, 1 teaspoon baking soda and 1 1/2 cups of buttermilk.