I looked it up, and found... surprisingly nothing! I bake and cook things a lot, it's the only other thing I do apart from get on here, read and draw. And I actually have no idea what the heck she would do with it. Sometimes condensed milk can make ice cream taste better, but boiling it? I'm honestly not sure
But you told me Emy told you it was a secret. Sorry, I assumed you meant another Emy, or the same user on here, and also assumed she was family.
I'm just saying to make sure you aren't like secretly offended and just trying to laugh it off or something