The Reds benefited from an early red card for the visitors, making the match a one-sided affair. Luis Diaz scored three goals, while Harry Kane scored the other two.
This victory solidifies Bayern's position at the top of the Bundesliga table with 54 points from 21 matches. Hoffenheim remains in third place with 42 points.
Bayern became increasingly dominant after Kevin Akpoguma was shown a red card in the 17th minute, leaving Hoffenheim with ten men.
The Hoffenheim defender pulled down Luis Diaz who was trying to enter the penalty box.
Bayern were immediately awarded a penalty. Harry Kane executed his task perfectly, firing the ball into the left corner of the goal, evading goalkeeper Oliver Baumann. 1-0 to Bayern.
