1. Combine salt and sugar together and transfer half the mixture onto a Baking tray. Using a whole egg as a mould, create 3 indentations large enough to fit the egg yolk.
2. Place egg yolk gently into each indent and cover the yolks with the remaining salt and sugar mixture. Place in the Refrigerator, uncovered for 4 days.
3. Once firm, remove and clean off the excess mixture.
4. Pre-heat the Oven on Fan Plus at 80°C and bake for approximately 1½ hours to dry out.

1. Wash and dry the potatoes. Select Fan Plus, 160°C, and Bake for 1½ hours, or until tender.
2. Halve the potatoes and scoop the flesh out with a spoon, reserving the skins to fry for the garnish.
3. Press the cooked potato through a Mouli grater into a bowl and mix in Parmesan and egg yolk. Gently fold in flour, being careful not to overmix.
4. Place the mixture into a large vacuum sealing bag and Seal on Vacuum setting 3, Sealing setting 3.
5. Place the mixture on a Perforated steam tray and Steam at 100°C for 30 minutes.
6. Remove from the vacuum sealing bag and cut the gnocchi into 2cm x 3cm rectangles.
7. Heat a large non-stick frying pan on high heat, Induction setting 8 and fry the gnocchi in 2 batches until golden brown (approximately 3 – 5 minutes), turning occasionally with a flat spatula.