Finely chopped shallot, cornflour, a little butter and salt are added. Some cooks add thickening agents such as flour, oatmeal or cornflour. It produces the corn oil, cornflour, custard, ice cream, jelly and pudding. Alfred Bird used cornflour instead of egg to create an imitation of egg custard. It consists of butter, sugar, eggs, and cornflour. They are usually made using cornflour, salt, lard, and water. Other ingredients like ground rice or cornflour are sometimes added to alter the texture. The concept can be explained through the mixture termed "cornflour slime". It is mostly eaten with Tuozaafi (food prepared with cornflour). Cornflour (known as cornstarch in the United States) can be used instead of wheat flour.