I'm going to change your life today. (Well, your stove top at least.) Don’t you judge me! I cook. A lot. These were my stove burner/grates. Yep. They were so bad that I am almost embarrassed to put a watermark on this photo. You cook... oil and grease spatter... they get heated and reheated and then pretty soon you have a disgusting coating that will not. scrub. off. ever. What to do...? Stop. Scrubbing. Remember
Drip Pan and Burner Cleaning Using Household Ammonia
Cleaning burner pans - each burner pan sealed in a ziploc bag with just a splash of ammonia poured into each; let stand 24 hours; wipe dry; used a little paste of baking soda and hydrogen peroxide to rub off some last little bits of gunk that needed the tiniest bit of elbow grease to get off.