If you haven't seen these, they are good.
http://www.papagiki.com/products.html
They are high protein/fiber "cookies" (think round soft energy bars), that are low in sodium.
For the Bavarian Dark Chocolate Toaste Almond Golden Raisin and Coconut:
Nutritional info for one cookie:
18 G fat
158 mg sodium
8 g protein
6 g fiber
They are made in the Northwest, but the company does also sell a dry mix for making your own at home.