Confit (French, pronounced [kÉÌfi] or in English con-fee) comes from the French word confire which means literally preserved; a confit being any type of food that is cooked slowly over a long period of time as a method of preservation.onfit as a cooking term describes when food is cooked in grease, oil or sugar water (syrup), at a lower temperature than deep frying.
Fermentation is a metabolic pathway that produce ATP molecules under anaerobic conditions (only undergoes glycolysis), NAD+ is used directly in glycolysis to form ATP molecules, which is not as efficient as cellular respiration because only 2ATP molecules are formed during the glycolysis.
Ethanol fermentation, also called alcoholic fermentation, is a biological process which converts sugars such as glucose, fructose, and sucrose into cellular energy, producing ethanol and carbon dioxide as a side-effect.thanol fermentation has many uses, including the production of alcoholic beverages, the production of ethanol fuel, and bread baking.