Oven Burns the Bottom of Baked Goods?
Your cookies are burning because the baking sheet is hotter than your cookies. A baking sheet made of stone will never do that. Since weve switched to stoneware weve never burned a single cookie. Beware though, the stoneware is expensive. We got ours from Pampered...
Pyrex Glass Measuring Cups Stuck Together?
An additional thing you could do is try to put drops of oil in between the two. Place it drop by drop at the seam between the two all the way around.