Roll the pastry out to a circle on a lightly floured board. Use to line a
Lightly mix the eggs, milk, a seasoning of salt and pepper and the nutmeg. Strain into a jug and pour into the flan case. Dot with the butter cut in small pieces and then cover the surface with the thin slices of smoked salmon.
Place in the centre of a moderately hot oven (190°C., 375°F., Gas Mark 5) and bake for 40 minutes. Serve warm. Excellent as a first course or as a lunch or supper dish with a tossed salad.