Creamed cucumber in white sauce, for fish and white meats, or in stock for dark meats (Soyer 1845, Acton 1845, etc)

Original Receipt in 'A Shilling Cookery for The People' by Alexis Soyer (Soyer 1845);

Cucumber Sauce.- Cut up two cucumbers lengthways, remove the Seeds, cut them in one inch pieces, boil them in a gill of white gravy, with salt and pepper, add it to the melted butter; simmer and serve. Sugar is an improvement.

Vegetable Marrow, when young, the same as above.