Why not check out the resources list at the top of the page!
There is a pdf survival manual, and a free energy guide.
I already posted the
solar cooker which works well.
Decathlon do
dehydrated foods (expensive) for climbers etc. Check for GM content. Costco also do meals in packs, but no indication of organic/GM sources.
If someone is a member of a warehouse club like this, please share with relatives or friends and split the cost.
Remember - back gardens were always supposed to be 'out-of-view' veggie gardens - not botanical wonderlands! Dig a bit up!