Place the clams in a sink of cold water and wash thoroughly by scrubbing the shells with a coarse brush. Soak in clean water, changing the water until it is clear.
Heat one-third of the olive oil in a large saucepan with a lid. Add half the wine, 1 garlic clove and 1 chilli. Add half the clams, cover with a lid, and cook on a high heat until they open, shaking the pan constantly. When t