Cocoa powder, Apple cider vinegar and nutritional facts

Hi ACE, here's a link that should help with your cocoa powder substitution.
https://www.myrecipes.com/how-to/cooking-questions/cocoa-powder-instead-chocolate#:~:text=To%20replace%20one%20ounce%20of,already%20used%20in%20the%20recipe.

Also totally fine to use apple cider vinegar -- that's what I usually use!