Sekowa Special Baking Ferment is a made of organic wheat-meal, organic corn flour, organic pea flour and organic dried honey (flower), it's sold in a 250 g small container and is used to replace conventional yeast. According to Wikipedia, it was developed in the 1920s by Hugo Erbe, a musician and inventor from South Germany, who ran a bakery in Ulm and who intensively dealt with the biodynamic agriculture by Rudolf Steiner.
The procedure may sound complicated, but it's not and it only requires a little working time.
Within a few days I've baked Rye Bread, Spelt Bread and Sweet Bread with Butter and Raisins and loved all of them. As I said, it's a milestone in my kitchen.
Secondo Wikipedia, è stato sviluppato negli anni ’20 (1920) da Hugo Erbe, musicista e inventore dalla Germania meridionale. Hugo Erbe gestiva un panificio a Ulm e si dedicava intensamente all’agricoltura biodinamica di Rudolf Steiner.