1 (9″) crumb crust made with graham crackers, chilled until firm

KEY LIME FILLING:

4 egg yolks
1 (14 oz) can sweetened condensed milk
2 tbs grated lime zest
1/2 cup key lime juice, preferably fresh

preheat the oven to 350 degrees.

prepare the filling: in a large bowl, with an electric mixer, beat the egg yolks with the condensed milk until smooth. mix in the zest and the juice. the mixture will be thick. pour the filling into the pie crust.

bake in the center of the oven for 10 minutes, or until the filling is set and a cake tester or knife inserted into the center comes out clean. cool on a rack.

referigerate and keep cold.

makes 1 (9″) pie