The first group stage match ended with a comfortable 4–1 victory against Brage.
On Saturday, Hammarby picked up a new big victory in the Swedish cup.
This time it was Norrby who were defeated 3–0.
19-year-old Jusef Erabi opened the scoring after just six minutes, and the striker then scored two goals in the second half.
New signing Viktor Djukanovic, the same age as Erabi, also scored.
Both talents also scored in Hammarby's opening match against Brage.
With the victory, "Bajen" is at full pot after two games.
So do the reigning Swedish champions BK Häcken.
The Hisingslagen drove over Trollhättan with a whopping 6-1.
Ibrahim Sadiq, 22, scored a hat-trick in the match.