Häcken took the lead through Joy Omewa in the 10th minute. Twelve minutes later, the score was 4-0 to the home team.
By halftime, Häcken had extended the lead to 6-0.
Three more goals came in the second half, making the final score 9-0.
Tabby Tindell scored a hat-trick with goals in the 20th, 37th and 75th minutes. Omewa scored twice, with two goals in the opening seven minutes of the first half. Anna Anvegård also scored twice.
"We are very efficient. We killed the game early, so we were able to make substitutions and give many players playing time," Anvegård told Viaplay.
Maja Bodin and Tilde Karlsson scored one goal each.
Gold contenders Hammarby won their parallel match against BP 2-0.
