Key Lime Cake Ingredients 1 3-oz package lime-flavored gelatin 1⅓ cups granulated sugar 2 cups sifted all-purpose flour ½ tsp salt 1 tsp baking powder 1 tsp baking soda 5 large eggs, slightly beaten 1½ cups vegetable oil ¾ cup orange juice 1 Tbsp lemon juice ½ tsp vanilla extract ½ cup Key lime juice