To clean a burnt pan, try these DIY methods: 1. Bicarbonate of soda and water: Boil water, add 2-3 tbsp bicarbonate of soda, simmer 30 minutes, scrub. 2. Vinegar and water: Boil equal parts water and vinegar, simmer 30 minutes, scrub. 3. Bar keepers friend: Apply powder, add water, scrub. 4. Salt and water: Boil water, add 2-3 tbsp salt, simmer 30 minutes, scrub. Let the mixture sit before scrubbing for best results. Wear gloves and avoid harsh scrubbers.