My technical report "State-of-the-Art Survey of Additive Manufacturing Technologies, Methods, and Materials" (full text on my ResearchGate profile) has some discussion of this topic and some references to start with. Check it out if you are interested.

Thank you I I'll definetly read it

Going through some of the articled may help you out

https://www.sciencedirect.com/journal/journal-of-food-engineering

Most of the them doing research in finding out the alternative materials for food printing such fish surmi gel, lemon juice gel etc .,,, Hope so you can also endup with one like latter.

I'll suggest "industrial revolution in food industry" then you can take an aspect as a case study. Either fruit process and preservation, pizzas, customized potatoes chips and many others.