Just say yes, take a bite and chew, say “this one has corn in it” then open your mouth with the half chewed up bite and stick out your tongue to let it drip and watch the fuckers gag.

I remember the first time I met a Dutch kid in grade school. She told us for breakfast she eats chocolate spread on bread with sprinkles and we all called her a liar. No one had heard of Nutella back then.