Mark Rosati, culinary director of Shake Shack, stops by the MUNCHIES Test Kitchen to show us how to make Shake Shack's cheese and fudge sauces, homemade French fries, and their signature black and white milkshake.Check out the recipe hereCheese Sauce: https://munchies.vice.com/en_us/article/ev4vm4/cheese-sauce-fastfoodweek2017Fries: https://munchies.vice.com/en_us/article/qv4vw7/homemade-french-fries-fastfoodweek2017 Milkshake: https://munchies.vice.com/en_us/article/a3z34g/chocolate-shake-fastfoodweek2017WATCH NEXT: How to Make a Perfect Cheeseburger with Matty Matheson - http://bit.ly/2vbApfcSubscribe to Munchies here: http://bit.ly/Subscribe-to-MUNCHIESCheck out http://munchies.tv for more!Follow Munchies here:Facebook: http://facebook.com/munchiesTwitter: http://twitter.com/munchiesTumblr: http://munchies.tumblr.comInstagram: http://instagram.com/munchiesvicePinterest: https://www.pinterest.com/munchiesFoursquare: https://foursquare.com/munchiesMore videos from the VICE network: https://www.fb.com/vicevideo