FWIW, I was at QFC yesterday and saw they have the 2.5 gallon Rubbermaid container similar to the one shown in favorite products on sale for $9.99. I use this for my bulk rise and it works quite well given its oblong shape which allows for easy stretch and folds.
I’m also needing to get a new bulk fermentation container. I currently use a large stainless steel bowl or a glass bowl. I’m wanting to try the shallow, rectangle plastic container, but I’m concerned about using them in my oven.
I have a proof setting on it, which works well in my cold kitchen. Any health risks with using these types of plastic containers in an oven on proof? I