Not exactly what I had in mind actually, but still a useful "play around with the light" subject. In this case I had natural daylight coming in from the left and a white bounce reflector on the right, but I wasn't happy with the quality of it so I supplemented it by bouncing a flash (with a diffuser hood over it) off the ceiling.
The most important ingredient of lunch isn't visible here; that was the beef schnitzel that the lemon was to be squeezed over. But before cooking it didn't appear to be as appetising as after cooking, whereas for the vegetables it was the other way around.