What's better than a scoop of cold ice cream on a hot day? Maybe a scoop that's infused with bourbon. Or rum. Or vodka.
That's what's coming to the newest addition to South Fourth Street, Fountain on Fourth, which is set to open later this week.
For owner Bob Ehrler, ice cream always has been a family affair.
Ehrler — yes, of the Louisville legacy Ehrler's Ice Cream — grew up on a dairy farm, and he helped out at his family ice cream shop when he was young. His father and uncles sold that…