For fish, macaroni, cauliflower.
Gently melt half the grated cheese with the butter for the roux. Be careful that the cheese does not stick or solidify. Stir in the flour. Add the milk and the other half of the cheese and bring to the boil, stirring all the time. Boil for 3 or 4 minutes. Season highly with pepper and carefully with salt.
©1975 The Estate of Elizabeth Ayrton