If you hang around long enough in stock photography sooner or later you will start to get some isolated shots to add to your portfolio.
So how about some good old interaction communication here.
What works best for you?
What have you tried that doesn't work.
I used photoshop for the jelly, made a solid white layer, removed the original background the best I could and then merged them together.
I'm in no way saying that's the best method but it's what I have learned to get a clean isolation.
So how about sharing what you have tried that works, or doesn't