Bring it up to a boil. Then add the bourbon and salt.
Add water if you want a thinner consistency/add cornflour if you want a thicker consistency.
Serve with your favorite dessert or fruits.
Tips & Trix
Personally, I prefer to use cacao, syrup and sugar but you can use chocolate bars if you want. However, that might make it harder to control how sweet you want the sauce to be!