INGREDIENTS
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1 1/2lb (700g) new potatoes, halved if large
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1 tbsp butter
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1 tbsp all-purpose flour
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1 1/4 cups whole milk
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2/3 cup heavy whipping cream
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sea salt and freshly ground black pepper
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handful of curly parsley, very finely chopped
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1 × 14oz (400g) can flageolet beans, drained and rinsed
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handful of fresh dill, finely chopped
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12oz (350g) leftover baked salmon, sliced or flaked into chunks