These are not a certain type of potato. The term 'chat' or 'cocktail' refers to the size of the potato. They are generally a Nadine variety of potato. Chat potatoes are a favourite amongst chefs as they are the perfect size for a side dish.
Available all year round. Peak Season is Winter.
For optimum keeping, store potatoes in a cool humid place and keep them away from light. Sunlight or fluorescent light can cause the potato skin to produce chlorophyll and turn green in colour. Do not store potatoes in the fridge as the cold temperature turns the potato starch into sugar. Do not store them in plastic bags as potatoes need to breathe.