CREATE TABLE table_23351 ("Series #" FLOAT, "Season #" FLOAT, "Title" TEXT, "Director ( s ) " TEXT, "Writer ( s ) " TEXT, "Airdate" TEXT, "Production code" FLOAT, "Arties disguises" TEXT)

Name the season number for herr ostropolyer, pastry chef
SELECT MIN("Season #") FROM table_23351 WHERE "Arties disguises" = 'Herr Ostropolyer, pastry chef'
SELECT MIN("Season #") FROM "table_23351" WHERE "Arties disguises" = 'Herr Ostropolyer, pastry chef'