What is the inciting incident in Hansel and Gretel?

The story behind hansel and gretel is two children run away and leave a trail of bread crumbs so they could find their way back home. however, birds ate the bread crumbs and the two children get lost. suddenly, they come across a house made of gingerbread and candy, and inside lives a witch who takes them hostage so she can eat them. when she is preparing to cook hansel, gretel pushes her into the firse tove and she burns to death, gretel then frees hansel and they find their way back home.