I've recently started making caramels and been experimenting with lots of flavors and having a blast. One thing that I am having a hard time finding information about is the role of the different ingredients and how different ratios affect the firmness of a caramel. In particular, I have an espresso caramel recipe that I can't seem to get to the soft, no-effort-while-chewing texture that I've achieved with other flavors, yet I've stuck to the same temperatures as other recipes. This leads me to believe that the ratio of ingredients is key. I was hoping I'd be able to get some insight into how