With the scores locked at 1-1 and the match looking destined for extra time, defender Gaus netted in the sixth minute of injury time to grab his team a famous victory.
Eintracht Frankfurt came from a goal down to book a date with RB Leipzig in the German Cup final with a 3-2 win over Stuttgart on Wednesday.
Borussia Dortmund beat Hertha Berlin 3-2 on penalties to reach the German Cup quarter-finals on Wednesday after the match finished 1-1 after extra time.
Thomas Mueller scored in the 30th minute and then again off a penalty in the 71st minute to seal a spot in the German Cup final and also keep Bayern Munich's bid for a treble of titles this season alive.
With the scores locked at 1-1 and the match looking destined for extra time, defender Gaus netted in the sixth minute of injury time to grab his team a famous victory.
Eintracht Frankfurt came from a goal down to book a date with RB Leipzig in the German Cup final with a 3-2 win over Stuttgart on Wednesday.
Borussia Dortmund beat Hertha Berlin 3-2 on penalties to reach the German Cup quarter-finals on Wednesday after the match finished 1-1 after extra time.
Thomas Mueller scored in the 30th minute and then again off a penalty in the 71st minute to seal a spot in the German Cup final and also keep Bayern Munich's bid for a treble of titles this season alive.