What's your advice for doing this effect? (3ds max, tyflow, phoenix fd)

Hi everybody, i work with 3ds max, tyflow and phoenix fd, now i'm working on a commercial and i want your advices, how can i do this effect? when breaking the chocolate bar there is the caramel tearing.

How would you do the caramel tearing effect? i'm really struggling trying to figure out how they do this animated effect like in the video i'm sending to you, (00:29 sec)

thanks you in advance for taking the time to read my post.

(of course in 3DS max)