Cookie butter jams. For the jam, apricot or raspberry is the preferred ingredient. Cookie butter Cookie butter (Dutch: "Speculoospasta", Danish: "Trøffel-masse") is a food paste made primarily from speculoos cookie crumbs (known as Biscoff in the USA), fat (such as vegetable oil, condensed milk or butter), flour, and sugar. The ingredients are mixed until it becomes spreadable on a sandwich. In countries like Belgium, the Netherlands, and France, it is a common alternative to nut butter and chocolate spreads. The most common brand name is Lotus Bakeries. In 2007, two individual inventors took part in a Belgian TV inventor show, called De
Vegetable oil fuel Vegetable oil fuel Vegetable oil can be used as an alternative fuel in diesel engines and in heating oil burners. When vegetable oil is used directly as a fuel, in either modified or unmodified equipment, it is referred to as straight vegetable oil (SVO) or pure plant oil (PPO). Conventional diesel engines can be modified to help ensure that the viscosity of the vegetable oil is low enough to allow proper atomization of the fuel. This prevents incomplete combustion, which would damage the engine by causing a build-up of carbon. Straight vegetable oil can also be blended with conventional diesel