Usually in September every year, the Central Marketing Society for German Agriculture (CMA, the agricultural industry's now-defunct lobby group) used to declare a "day of the German Butterbrot".
Biasanya pada bulan September setiap tahunnya, Central Marketing Society for German Agriculture (CMA, atau kelompok lobi industri pertanian yang kini tidak berfungsi) mendeklarasikan "hari Butterbrot Jerman".