The author literally described how women food writers keep their health while writing food columns - they taste the dishes but don't eat the whole plate. He doesn't say this makes women worse food writers at all.

He could just copy this strategy. If he doesn't have the will for it, semaglutides would make it really easy. You still enjoy and taste food the same on it, you just get full quicker.

So there is an easy solution to his problem.

No, the job is to rate the restaurant for the readers. A reasonable portion can be enough for that.