5 large potatoes, peeled
1 large onion
350 ml (12 fl oz) 1 1/2 cups buttermilk, or milk
6 medium spring onions, finely sliced
1 stick (8 tbsp) 4 oz (112 g) butter
1 tsp salt
Good grinding of black pepper
method
1. Cook the potatoes in salted water until just tender.
2. Drain, allow to dry off then mash them.
3. Finely grate the onion and cook in the milk for 3 to 4 minutes.
4. Add the milk and onion to the potato and beat to a creamy consistency.
5. Stir in the spring onions, butter and season to taste.
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