Sources of Fats and Oils Fats and oils are produced from three different sources Animal such as pigs, cows and sheep. Vegetables such as wheat, barley, oats, seeds, olives, beans, some fruit such as avocado. Fish such as trout, mackerel, salmon, herring. Types of fat Fat is solid at room temperature. Oil is liquid at room temperature You should store fats in the fridge to avoid melting Oils at room temperature as they solidify in cold temperatures There is a demand for low fat or reduced fat products, because fat is high in calories. Some fat is needed by the body ,but too much can cause you to become overweight or obese. Types of fats and oils Types of fats Soft margarine Hard margarine Dripping Lard Butter Low fat spread suet. Types of oil Olive oil Rape seed oil Sesame seed oil Fish oils Sunflower oil Functions of fat Add flavour in shortbread biscuits, cakes, breads, sauces, olive oil drizzled on pizza. Adds texturebiscuits and pastries have a short texture because the flour particles are coated in flour Adds colourpastry and cakes Aeratestraps air when creamed with sugar in cake mixtures Extends shelf lifefat in baked products keeps them moist for longer.