What education did Hans riegel have?

Hans Riegel Sr. had a limited education. He started his professional career at a young age, helping out in his parents’ sweet shop. He gained hands-on experience and knowledge about confectionery through this work. Later on, he focused on improving his skills and expertise by taking various pastry courses and apprenticeships. However, it is important to note that Hans Riegel Sr. did not have a formal higher education or academic qualifications in the traditional sense.