kosherly

From kosher +‎ -ly. Attested since the 20th century.

kosherly (comparative more kosherly, superlative most kosherly)

1. In a kosher manner.
   • 1979, Lucienne S. Bloch, On the Great-circle Route: A Novel, page 30:

     The Ostend Hotel on the boardwalk in Atlantic City was a hotel that catered, kosherly, to Jews of the Diaspora who when they saw the sea didn't always know what to make of it.