[Editors note (4/5/2021): This article has been updated to reflect the news that Mom’s Mom’s is now open on South Street] Ryan Elmore has learned a few lessons about pierogi in the four years since he and partner Kaitlin Wines started Mom-Moms’s Kitchen, first as a Polish food cart and then as a stand-alone restaurant … Continue reading Foodizen: Why Is Ravioli Worth More Than Pierogi?