- Preheat the oven to Gas Mark 4, 180°C (350°F).
- Wash the potatoes and put them in a microwave-safe bowl. Cover them halfway up with water, cover with film and cook for 8 to 10 minutes in the microwave at maximum power.
- Peel and dice the potatoes. Mix the potatoes, eggs, tuna, Gruyere cheese, milk, starch and baking powder in a bowl. Add the oil. Divide into 4 cupcake moulds and bake in the oven for 20 minutes.
- Mix the cottage cheese with the turmeric. Coat the cupcakes with this sauce.
Credit: recipe developed by European chefs