preheat oven 350

beat butter, sugar, yolk, until creamy

slowly beat in flour til dough forms

dumo dough in greased pan press evenly. bake 20mins

in sauce pan heat 2tbs butter and condensed milk on medium heat for 5mins...when boiled, add vanilla, stir til thick

spread sauce over cooled crust ; bake 12-15mins, til browned

once baked, dump bag of choc chips over the hot product spread evenly....dump bag of skor chipits ontop, let set for a few mins and ENJOY!!!!!! BAKER BEWARE!! highly addicting!!!!!