Caramelize Onions In Your Cast Iron For A Low-Effort Way To Clean The Pan - Chowhound

Know that crusty gunky stuff caked onto your cast iron? Even with the best intentions and care, if you're using your pan regularly, it'll inevitably end up with some imperfections across the should-be glossy surface. Sometimes this can be easily removed with a scrubber and some salt for extra sanding power, but when stubborn bits (the technical name for these browned, stuck-on bits is "fond") aren't budging, some…