As suggested by Melakon.
What real world ingrediants were used to make the little green yellow and red food cubes seen in several episodes of TOS?
What do you think they tasted like "in universe" and what would prompt Starfleet of that era to serve food in cube form?
What real world ingrediants were used to make the little green yellow and red food cubes seen in several episodes of TOS?
What do you think they tasted like "in universe" and what would prompt Starfleet of that era to serve food in cube form?