Stock Photo - 19 January 2023, Saxony-Anhalt, Bernburg: Robert Hanauska, head of the Technical Center for Food Preparation at Anhalt University of Applied Sciences, kneads the algae bread dough. Spirulina algae have been processed in the bread, coloring it green. The bread can be tasted at the Saxony-Anhalt universities' stand at International Green Week 2023. Green Week begins on January 20, 2023 and runs through January 29, 2023. Photo: Klaus-Dietmar Gabbert/dpa/ZB. - Bernburg/Saxony-Anhalt/Germany

Stock Photo: 19 January 2023, Saxony-Anhalt, Bernburg: Robert Hanauska, head of the Technical Center for Food Preparation at Anhalt University of Applied Sciences.

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