Preheat your oven to 180°C (350°F)
Place the sour tapioca flour in a large mixing bowl
In a saucepan, heat the water and oil until just boiling
Carefully pour the hot mixture over the flour to scald it. Mix well with a spoon until evenly combined and until until is cools
Add the eggs and mix well
Stir in the shredded cheese and salt until fully incorporated
Add the mixture in a pipping bag to form the tiny balls on a greased baking tray or shape them with your hands (oil your hands so it doesn’t stick)
Bake for 20-30 min, or until golden and puffed
