Hummingbird cake Hummingbird cake Hummingbird cake is a banana-pineapple spice cake common in the Southern United States. Ingredients include flour, sugar, salt, vegetable oil, ripe banana, pineapple, cinnamon, pecans, vanilla extract, eggs, and leavening agent. It is often served with cream cheese frosting Created on the island of Jamaica, hummingbird cake was named after the island's national bird, where it is also known as the Doctor Bird cake (Doctor Bird is another name for the island's national bird). In 1979, the Jamaica Tourist Board exported the recipe for hummingbird cake, along with other local Jamaican recipes, in media press kits sent to
Vegetable oil refining oil, known as a triterpene, which is transformed into alkanes by a different process. Based on its feedstock green diesel could be classified as biodiesel; however, based on the processing technology and chemical formula green diesel and biodiesel are different products. The chemical reaction commonly used to produce biodiesel is known as transesterification. Vegetable oil and alcohol are reacted, producing esters, or biodiesel, and the coproduct, glycerol. When refining vegetable oil, no glycerol is produced, only fuels. Various stages of converting renewable hydrocarbon fuels produced by hydrotreating is done throughout energy industry. Some commercial examples of vegetable oil refining are