Wakayama Prefecture’s local “umeshu” plum wine producers are striving to flow out to new markets abroad. And they have set their sights on France, a major wine-drinking country.

Blend until smooth. Add the syrup, plum wine, and lemon juice and continue processing. Pour the mixture into a 13x9x2-inch nonaluminum or glass baking pan. Freeze for about 1 1/2 hours.