Line cookie sheet with saltine crackers in a single layer.
3. Step
In a saucepan, combine the sugar and the butter. Bring to a boil and boil for 3 minutes. Immediately pour over saltines and spread to cover crackers completely.
4. Step
Bake at 400 °F for 5 to 6 minutes. Remove from the oven and sprinkle chocolate chips over the top. Let sit for 5 minutes. Spread melted chocolate and top with crushed Butterfinger.