TODAY | November 22, 2013
>>> we have an interesting new look at the ultimate comfort food grilled cheese .
>> how to find out how to make one as delicious as possible. there's only one correspondence up to that task. michelle kosinski is here. good morning.
>> you have to be pretty horrible in the kitchen to screw up a grilled cheese or worse their version which is just cheese on toast . but the scientific goal here was to see what precise conditions would give the public the most tasty snacks possible and, of course, sell more cheese. you may remember e equals mq squared but this stroke of genius is the formula for the perfect cheese on toast . like some cooking show called the extremely meticulous chef scientists at the world society of chemistry were taking what looked to be a giant keg were urged on word by the british cheese board. we thought a british cheese board looked like this.
>> thank you.
>> reporter: using scales, thermometers, measuring tastes they tried cubed high heat, low heat to resolve this burning question.
>> do you like?
>> reporter: and with their testing and eating.
>> i would like more bread.
>> you could build an eco-friendly house out of this.
>> reporter: wow.
>> the difference is shocking.
>> reporter: that is best possible combination is bread 10 millimeters thick, 50 grams of a mild cheddar 18 centimeters from a 250 degree burner for four minutes.
>> oh my goodness. it really is good.
>> is this removing the art and the magic from cheese on toast ?
>> i would hope not. i would hope it would improve whatever people are doing now.
>> it's just amazing that it took until 2013 to unlock the true secret of the cheese on toast . you guys are pioneers, man. pioneers.
>> reporter: even though college students survive for years on cheese on toast , foodies take this seriously. going back to the all american grilled cheese which the scientists were familiar with.
>> really? you actually ordered that up?
>> reporter: no takers.
>> what do you guys think?
>> reporter: at least we now know what makes british cheesy perfection, massive keg not included.
>> okay, so the brits hate american grilled cheese . they think it's too much bread.
>> i like the butter on top.
>> they're not into the butter.
>> we need our own scientist to find the perfect american grilled cheese .
>> what's your favorite?
>> i think rye, swiss and the cheeky intrusion of a tomato.
>> the british edition.
>> i went extraordinary grilled cheese with truffle and caramelized onions.
>> why go ordinary when you can be extraordinary.
>> i went with rye bread , american cheese and a little thinned slice of grilled tomato.
>> i went with hammed on sourdough.
>> that's a ham and cheese sandwich .
>> wonderbread, tomato, and bacon.
>> bacon in there.
>> i got the classic, this is just a nice white bread . it's a little crunchy, nice american cheese in there and the dipping of the tomato soup there. delicious.
>> michelle, you should come more often.
>> i know.
>> don't double dip.
>> i didn't.
>> can you see if the british can figure out how to make a good milk shake?
>> that's next. sometimes the best grilled cheese isn't the most fancy at all.
>> this is wonderbread and cheese and butter.
>> they taste the best. it has to be orange too.
>> i still like my truffle