柠檬冰盒馅饼 Lemon Ice Box Pie

1 (14 ounce) can sweetened condensed milk
2 -3 lemons (9 tbsp)
3 egg yolks
1 graham cracker crust
1/2 cup melted butter (1 stick)

Directions:

1.  Use a food processor or  rolling pin to crush graham cracker.
2.  Combine the graham cracker crumbs with 1 stick of melted butter.
3.  Press into the bottom and sides of a glass pie dish to form the crust.
4.  In a bowl, beat egg yolks.
5.  Slowly stir in milk.
6.  Once mixed, slowly mix in lemon joice.
7.  Pour into crust. Refrigerate about 1 hour to chill and set.