Great Ice Cream if you don’t have time to make it.
Youngs Dairy http://youngsdairy.com/ visit the farm and get the daily special.
Culvers http://www.culvers.com/ has great custard and make sure to try their burgers and curds.
More great custard http://jdcustard.com/
New is Ritas in Dayton Area http://www.ritasfranchises.com/stores/store.cfm/Kettering-45440/store/508 and comes with high praise. See if one is near you http://www.ritasice.com/find-a-ritas/search-by-zip-code.aspx
Getting harder to find but Ritters is good too, but we are lucky to have 2 in Dayton area. http://www.ritters.com/find_ohio.html
Ice Cream Palor and the best candy. Your wife will LOVE it. http://www.aglamesis.com/store/index.php?cPath=35