think i might have found the solution, only available in America apparently but can only be a matter of time?
https://peoplepoweredmachines.com/biodogradablebags/biocompet.htm#
"bioCOMpet provides home gardeners with a source of rich, organic fertilizer. There is something uniquely satisfying about witnessing the entire food chain: from garden to table, to garden again.
Two Chamber System
Add waste any time to the upper chamber, when full, transfer to the lower chamber and start over again. The lower chamber keeps curing.
Internal temperature: 160 degrees F.
Produce fresh compost in just 2 weeks. Automatic mixing, heating, air pump, and air filter technology. Can Process up to 5 lbs of food or pet waste per day with a 4 gallon weekly capacity.
Can Process up to 5 lbs. of food or pet waste per day with a 4 gallon weekly capacity.
Double reinforced, metal motor gears to help grind waste more efficiently and an internal release mechanism for jams.
Accepts, meat, fish, dairy, food remains, pet waste and bioDOGradable compostable pet waste bags.
Get Started Immediately
Control panel with 3 power settings: High, Medium, and Low.
Comes assembled with everything you need to get started with including power supply, baking soda, and 3 pound box of sawdust pellets.
Food Guide and Quick Guide to help you learn about the composting process.
Energy-Efficient Construction
Made 1mm recycled & recyclable materials stamped with the “5” triangle recycling symbol.
Energy efficient.
Compatible to run with battery or solar panel."