Key Lime Squares

Directions

1. 1
   Preheat the oven to 350F.
2. 2
   In a medium-size mixing bowl with an electric mixer on medium speed, beat the eggs, granulated sugar, and lime juice until foamy, 3 to 4 minutes.
3. 3
   Set aside.
4. 4
   In another medium-size mixing bowl, mash the butter with a fork.
5. 5
   Add the almonds, flour, and 1 tablespoon of the confectioners sugar to form a dough, Pat the dough into the bottom of a 9 x 13-inch baking dish.
6. 6
   Bake the crust on the center oven rack for 15 minutes.
7. 7
   Remove from the oven and reduce the temperature to 325F.
8. 8
   Pour the filling into the crust and bake until set, 20 to 30 minutes.
9. 9
   If the squares do not set in 30 minutes, turn off the oven and leave the pan inside with the door ajar until they are firm.
10. 10
    Remove from the oven and let cool completely.
11. 11
    Sift the remaining 1/4 cup confectioners sugar evenly over the top just before serving.