Do yourself a favour and read this article from the forum:
Here are a couple of quotes to whet your appetite:
So this is how I went about it. Enclosed shoes and rubber gloves on, kettle of boiling water ready, I took the pot into the bathroom and poured hot water all over the lid until it was too hot to touch (so the maggots clinging onto the lid dropped back in)
I have more freshly boiled water ready and will pour more over the lid and around the sides before I start pouring the rotten muck, little by little, into the toilet and flush it away.
Just a few added tips that I found to have worked.
Always make sure containers of ANY kind of food is shut tightly. Close things like chip and crisp bags up tightly with food pegs or clips.
Go on, give it a read, and don’t forget to sign up and leave a comment yourself!