How can I verbs a stainless steel hob? I have a stainless steel hob and it is getting stained brown....

I have a stainless steel hob and it is getting stained brown. What can I use to verbs it that is not rough and so will not scratch.
Answers:    Once you take it clean, prevention is push button. Stop putting where it might come surrounded by contact with agents that stain stainless steel.
Any moral quality kitchen/oven cleaner. Spray it on, go off it for the recommended time and wipe it off.