Preheat oven to 350. In medium-sized mixing bowl combine graham cracker crumbs, sugar, and melted butter until crumbs are fully coated.
Press into a 9-inch pie pan, forming a crust. Have crumbs go up the side of the pie pan. Bake crust for 8 minutes.
In medium-sized mixing bowl whisk together lemon juice, sweetened condensed milk, and egg yolks until smooth.
Pour lemon mixture into warm pie crust. Bake for 10-12 minutes or until center is no longer moves, although it may be slightly jiggly.