Add ingredients EXCEPT for the butter to bread machine in the order listed.
Select the dough cycle.
When completed, turn the dough out onto a lightly floured surface. Roll into a 1" thick large circle.
Using a 3 1/2" round cookie cutter (or a similarly-sized glass), cut the dough into 6 rounds. (For slider buns, use a 1 1/2" cutter)
Transfer to a greased cookie sheet. Brush the tops with the butter.
Cover and let rise in a warm place for 1 hour or until doubled in size.
Transfer to an oven preheated to 350 F and bake until golden brown, 10-15 minutes.
Let cool before slicing.