Tasting a Bitter Taste
Interpreters mention that whoever dreams of tasting something and finding it bitter might indicate that they are pursuing something that will cause them harm or distress.
Per Ibn Sirin's Muntakhab al-Kalam fi Tafsir al-Ahlam
Note: These are traditional scholarly interpretations (ijtihad) drawn from a specific classical source — not a binding religious ruling, fortune-telling, or a prediction of the future.