Aitana Bonmatí, recently voted the world’s best player, broke the deadlock after a quarter played. After that it flowed away and after the first half it was 3-0.
Other scorers: Caroline Graham Hansen, Mariona Caldentey, Clàudia Pina and Vicky López.
With the victory, Barcelona has gained a gap down to second place Real. Six points separate the teams.
Last year’s champions have started the season brilliantly with nine wins in as many matches. Goal difference? 39 made and two admitted.
Barcelona’s Swedish national team star Fridolina Rolfö is still injured.