Too make a individual portion of toffee custard - add 4 egg yolks to a mixing bowl,stir and then add either 80g,or 100g of Caster Sugar too the egg yolks and then add 500ml/ 1Pt of hot Pasteurized Cow Milk too the sugary egg yolks, stir and then add all the mix too a saucepan and then gently simmer on the lowest hob heat and keep stirring with a Plastic Spatula etc until the Custard has thickened and then add softish toffees - about 7 small toffees, stir and then allow to cool. Store in Fridge