Yes they do use peanuts in their baking. I wouldn't say it's widely used, but there's often peanut butter options.

They have an amazing person who makes them. Kitty Kate Confections. I would give them a call.

Yes! And guilt free!

Yes! There is one big table that can comfortably seat 8. I suggest calling ahead to ask to reserve as Little Jo's is pretty busy. Hope this helped!