Oliwier Mielewczyk
Oliwier Mielewczyk voted up dragonfly forty-six's answer

I have used steel wool and baking soda. Also glass cooktop cleaner works well but is more expensive than baking soda. The steel wool got off that nasty brown baked on gunk on the handles of my Pyrex. I know that some have been worried about steel wool scratching but I didn't find that to … Read more

Oliwier Mielewczyk
Oliwier Mielewczyk voted up dragonfly forty-six's answer

I have used steel wool and baking soda. Also glass cooktop cleaner works well but is more expensive than baking soda. The steel wool got off that nasty brown baked on gunk on the handles of my Pyrex. I know that some have been worried about steel wool scratching but I didn't find that to … Read more