60 g (2¼ oz) butter
500 g (1
- Heat the butter in a large saucepan, add the prawn heads and shells and cook, stirring, over medium heat for 5 minutes, lightly crushing the heads with a wooden spoon.
- Add the flour to the pan and stir until combined. Add the stock and paprika and stir over medium heat until the mixture boils. Reduce the heat and simmer, covered, over low heat for