Not taking a neutral view in describing a bowl (6)
I believe the answer is:
biased
I'm afraid I can't explain this answer.
Can you help me to learn more?
(Other definitions for biased that I've seen before include "Influenced unfairly" , "Favouring one person or side over another" , "Prejudiced or partisan" , "Having favourite" , "'One-sided, slanted (6)'" .)