I found that entirely satisfying for ~ 10 days once, on a 'fast.' No imaginations of dead cow meat or other -- which was as surprising to me as to others (was supposed to be a week, but I got into the habit and just went on ...)

A little red pepper to taste, makes it more interesting. But overdoing that, macho-style is likely counterindicated as a prep for surgery.

YMM [likely Will] V