Abstract: A method for ensuring the long term preservation of food compositions of the paste type containing essentially cereal flour, eggs, sugar, milk or a milk substitute such as a soya bean alimentary filtrate and flavoring products, according to which the paste constituents are distributed into two phases, a powder phase and a sterilized liquid phase, wherein the powder phase includes the whites of egg in addition to the flour and sugar, and the liquid phase includes the yolks in addition to the other constituents, each of these phases being introduced in a distinct packing, conveniently prepared, notably aseptized, with a view to a long preservation of the phase it contains.