1Drain salmon and mash. Soften gelatine in salmon jce. Dissolve over hot water and stir in chicken broth, onion, parsley, and mashed salmon. Taste and season with lemon jce or vinegar, salt, and a dash of Tabasco. Chill until slightly thickened.
Pour into a mould and refrigerate until firm.
Sprinkle dressing over potatoes and stir.
Soften gelatine in cold water and dissolve over hot water.
Cool slightly and add buttermilk and mayonnaise.
Stir in remaining ingredients. Taste for seasoning.
Spread over salmon.
Chill until set.
Unmould and serve with sliced cucumber or tomatoes.