5 hours ago, AlaMoi said:under the broiler will do it just about every time. the glass rim probably got a lot hotter than the stuff in the pie plate, pouring the 'cold' juice out shocked the hot rim more than it could take.
"Here are just SOME of the Pyrex® Safety and Usage Instructions:
• “NEVER use the product on top of a stove, under a broiler, in a toaster oven or place over oven vent or pilot light.”
300 degree 'juice' cracked the (maybe) 450 degree rim???
seriously?