what foods have trans fats
Trans fat in your food. The manufactured form of trans fat, known as partially hydrogenated oil, is found in a variety of food products, including: 1  Baked goods. 2  Most cakes, cookies, pie crusts and crackers contain shortening, which is usually made from partially hydrogenated vegetable oil.3  Ready-made frosting is another source of trans fat.he manufactured form of trans fat, known as partially hydrogenated oil, is found in a variety of food products, including: 1  Baked goods. 2  Snacks. 3  Fried food. 4  Refrigerator dough. 5  Creamer and margarine.