Cook insufficiently (7)
I believe the answer is:
underdo
(Other definitions for underdo that I've seen before include "half-baked" , "Be responsible for rare product" , "Cook too briefly" , "Cook for short time" , "Rarely cook" .)
I believe the answer is:
underdo
(Other definitions for underdo that I've seen before include "half-baked" , "Be responsible for rare product" , "Cook too briefly" , "Cook for short time" , "Rarely cook" .)