It can be done, and is quite tasty. Just don't :
A) Drink a quart of it, because it's "So-ooh good"
-or-
B) Leave it out, rather than refrigerate it. THAT was a mistake you are presently familiar with
I can send a recipe, if I can find it, if you want. Has a lot of condensed milk, and whisky and other goodies. Yipes and "Yessssss"!