My son loves veggies but will NOT eat fruit other than applesauce. How can I increase the fruit in his diet without him, er, knowing?

First garden, looks like I actually have a green thumb. I have no idea what to do with all the stuff now. Aside from eating it and giving to my family/neighbors, what do you do with all the extra fruits and veggies like tomatoes, cucumbers, zucchini, peppers, etc.? I have no idea [...]