01 -
Toss cream, syrup, cocoa, sugar, salt, and just half your chocolate into a small pot.
02 -
Let it boil, then cook low and slow for five minutes.
03 -
Turn off the stove and move the pot aside.
04 -
Stir in vanilla, butter, and the rest of the chocolate chips.
05 -
Use it fresh and hot, or let it cool down.