Unm I see . So unsweetened dark chocolate is the one to aim for .
Try the baking section of your supermarket. I have not been able to find a bar that doesn't have a nut warning and we have a severe nut allergy in the family.
I buy a canister of organic unsweetened cocoa. At least instead of plain sugar you can add agave if you bake with it. I have made brownies using it. Also, I like some softened ghee mixed with a spoon of cocoa and a drop of agave spread on a toasted rice cake.
I also add a tablespoon of cocoa to my chili recipe posted here: