Lilly Singh has a question for her sexist trolls: why don’t they know how to make their own sandwiches?

The Canadian YouTuber, a.k.a. IISuperwomanII, hit back at a hater who said they think women belong in the kitchen with a perfect tutorial, “How to Make a Sandwich for Sexists.” The video is full of hilarious jokes – “the onion has layers… just like your insecurity” – and what looks like a pretty delicious sandwich.

Catch Singh’s recipe below.