I chose the Blacksmith skill in Dungeons of Dredmor and now have a bunch of ingots. I already have good equipment, so what I can do with all these extra ingots? Is it better to sell them as-is or crafted into items?
Ingots have limited uses outside of forging. They can be:
If you chose to transform then, you should rather make something like bolt from them, in order to obtain more lutefisk from one ingot.
Edit: If you want to sell them, you should before try to craft them into something more valuable, depending on the ingot type:
There may be better deal with cross-metal crafting, but this is what I found for direct metal crafting.