Preheat the oven to 350 degrees. Spray a cake pan with nonstick spray and sprinkle with flour. Tip and tap the edges of the cake pan to coat it with flour.
In the bowl of a mixer, mix the cake mix, lemon zest, eggs, water, oil and jello powder together.
1 Lemon Cake Mix, Zest of 1 Lemon, 4 Eggs, 1 1/3 Cup Water, 2/3 Cup Oil, 1 3 oz. box Lemon Jello
Pour into greased and floured 9x13 pan.
Bake for 27-30 minutes. While cake bakes, prepare icing, (See instructions below)
When cake is done and still warm, prick with 2 tined fork.
Immediately pour lemon glaze over the top.
Once completely cooled, top with frosting.
For The Icing
In a small bowl, mix the lemon juice, zest and powdered sugar until smooth.
Juice of 2 Lemons, Zest of 1 Lemon, 1 1/2 Cups Powdered Sugar
For The Frosting
In a bowl, fold together the frosting and cool whip with a rubber spatula, set aside.
1 Container Cool Whip, 1 Container Lemon Frosting
Notes
This cake will keep for up to 4 days. Cover to keep it from drying out.