Israel’s HomeBiogas (see here previously) is offering household versions of its anaerobic digester, which turns organic waste into gas. Your food waste could produce enough biogas for two hours’ cooking a day, and a rich fertilizer for your garden. Plus, you help the environment. Over 15,000 sold already.
https://nocamels.com/2022/09/turning-kitchen-leftovers-into-cooking-gas/