Grate the cheese

• Add the Gruyère and the garlic clove to the food processor.
• Blitz until the cheese is finely grated.

Make the dough

• Add the tapioca starch, milk, oil and salt to the bowl and mix to a smooth dough.
• Add the egg and the grated cheese and mix until fully combined.

Shape the puffs

• Roll the dough into small balls and place them on a lined baking tray, spaced apart.

Bake

• Bake in a preheated oven at 200 °C until puffed up and golden, crunchy on the outside and gooey inside.