Saffron is one of the most valuable spices in the world. People treat it as a distinct substance in their food recipes and they are actually mad about it. It’s exotic aura and not only makes them call it a Spice Gold.
Apples - food photography is an art form, and so sometimes the composition, colors, interesting details are more important than whether you'd eat it or not. I wouldn't eat that apple, but I love the photo.