Elizabeth, the simplest thing to do is what we do in the test kitchen: measure the volume of your casserole dish by pouring water into it to see what it holds. You want your baking crock to hold between 4 1/2 and 5 quarts of water. If it does, you're good to go. Susan
January 24, 2019 at 12:07pm
In reply to I have a old blue Le Creuset size 30 and an ancient yellow Le … by Elizabeth Templeton (not verified)