To keep a yolk of egg, after separating from the white (to make meringues etc) add to the yolk a few spoonfuls of water, this will keep the yolk for two or three days in the fridge.
How to keep egg yolks
To keep a yolk of egg, after separating from the white (to make meringues etc) add to the yolk a few spoonfuls of water, this will keep the yolk for two or three days in the fridge.