According to Official Guinness Records,
The most capuccinos made in one hour by a team is 2,231 and was achieved by staff of J J Darboven (Poland) in Sopot, Poland, on 29 August 2015. The ten participants were selected through a competition run by J J Darboven Poland. The capuccinos were given to members of the public as they were made free of charge.
For a complete list of 2015 records, please visit 2015 Guinness Records in Poland.