i really searched a lot for a diet that i could use for my own but no one has th stats that i have, first time working out working out for about 6 months i had back surgery so i put on weight during recovery dont really have a great wokout plan either would like to cut weight i have naturally big muscles any help would be greatly appreciated

16" biceps
50" chest
25" thighs
18" calves

33
6'2"
256.8 pounds
bf% ?