Boil 1 can sweetened condensed ... 24 hours. Make graham cracker crumb crust. When milk is chilled (now caramel), remove as you do ... the entire 3 hours.
Butter lightly 9 x 13 ... 1/2 of the crackers whole in pan. Boil sugars, milk, butter, and crushed graham cracker crumbs for 5 minutes. ... into squares and serve.