ABC News interviewed Jessica Amason, author of the book This Is Why You’re Fat, getting an early look at some of the highlights of the gross-food movement. Click through to read about all of the culinary creations and let us know what you think: gross, or tasty?Also, for those ready to take a big bite out of that Elvis Donut, the This Is Why You’re Fat team has an excellent food truck contest lined up for October 29. That Thursday, six mobile food vendors in Manhattan will prepare certain items that This Is Why You’re Fat will tweet about. The first person to hit all six and submit a photo of himself eating every item gets a food-truck party of his choice for 25 friends. Info on the trucks’ locations will be updated every 20 minutes, so if you want to participate, make sure you’re following @tiwyf.