Vegetable oil and U.S. farmers started planting large areas that spring. Canola oil is lower in saturated fats, and higher in monounsaturates and is a better source of omega-3 fats than other popular oils. Canola is very thin (unlike corn oil) and flavorless (unlike olive oil), so it largely succeeds by displacing soy oil, just as soy oil largely succeeded by displacing cottonseed oil. A large quantity of used vegetable oil is produced and recycled, mainly from industrial deep fryers in potato processing plants, snack food factories and fast food restaurants. Recycled oil has numerous uses, including use as a direct fuel,
Sarawak layer cake must have at least two colours. The cake can be baked in an oven or microwave. The batter uses butter or vegetable oil, milk and eggs, and requires a strong arm or electric mixer to be properly prepared. The baked cake has a high, firm texture and the layers are fastened together with jam or a similarly sticky sweet substance. More detailed cakes often require special moulds to maintain the perfect layer thickness. In Malaysia, "kek lapis Sarawak" (Sarawak layer cake) has been a protected geographical indication since 2010. This means that any product may only be called "kek lapis