Peter Crouch praised Tottenham's improved performance in their 0-0 draw against Frankfurt but believed they were lacking a cutting edge going forward again.
Spurs went into Tuesday's game in Germany having endured a dismal 3-1 defeat to Arsenal in the north London derby on Saturday.
They created a whole host of chances at Deutsche Bank Park, but were wasteful, with both Son Heung-Min and Harry Kane guilty of missing guilt-edged opportunities.
Tottenham drew 0-0 with Frankfurt in the Champions League on Tuesday evening in Germany
Instead, Antonio Conte's side were left frustrated to be heading back to England with just a point.