Quite likely, everyone I know grew up with Corning Ware cookware and bakeware in the Cornflower Blue pattern.
Cornflower Blue is so associated with the company that as soon as you see it, you think “Corning Ware.”
The sauce maker, though, is less common. These were sold in the 1960s and 1970s, with and without glass covers.
I’d use this for warming spaghetti sauce, or making Welsh Rarebit, which starts with a basic white sauce, then gets milk, cheese and tomato juice. The spouts on this pot would make it easy to pour the contents over spaghetti noodles or saltine crackers, for the rarebit.
This one’s a retro cookware classic…by