
For crust:
1.Preheat oven to 350 degrees, line a 9×13 baking dish with parchment paper. Set aside.
2.In a large mixing bowl, using a hand or stand mixer beat the butter and powder sugar until fluffy.
3.Gradually add in the flour and salt until combined.
4.Press dough into prepared pan and bake for 23 to 25 minutes. Allow to cool.
For filling:
1.In a large mixing bowl, whisk the eggs and sugar until combined and fluffy.
2.Whisk in flour and salt until combined.
3.Mix together Key Lime juice and zest. Pour into filling. Whisk again until combined.
4.Pour filling over cooled crust and bake 25-30 minutes or until the center has set.
5.Allow to cool before dusting with powder sugar and cutting into bars. Refrigerate for about 30 minutes if you want the bars cold. Store in a sealed container in fridge up to 3 days. Enjoy the deliciousness!