Question:
If chulent spilled onto a blech on shabbos and we are afraid of it burning or strarting a grease fire can one shpritz Windex on to it to clean it
Answer:
It is bishul of the Windex when it is put on the hot blech, therefore it shouldn’t be done. I don’t think you have to really be afraid that you will have a grease fire because of some cholent that spilled on to a blech and got dried up.
Sources:
O:Ch 318-4.