Use contrasting plates

If the plate is the same color as the food, then your brain will involuntarily perceive the portion less than it is, since the food merges with the dishes.
Give preference to bright plates: for example, green. They contrast with most products, on the one hand, on the other - merge with greenery. Here it will be useful to put more.


https://www.thinglink.com/scene/1093860912701374465
https://www.thinglink.com/scene/1093850512240934913