I believe there may be an error in the recipe. 2 T. Lemon juice is way too much. Used fresh, just purchased lemons. Glaze also has too much lemon. And I love lemon but compared to similar recipe this one calls for a lot more lemon juice.
Birthday Sheet Cake : Ina's vanilla and lemon-zest cake will be your hardest-working birthday dessert. It comes together with just 15 minutes' prep time and is covered in an easy chocolate frosting. Kids can decorate the cake with their favorite chocolate candies. via Food Network