“Two large potatoes, passed through kitchen sieve

Unwonted softness to the salad give;

Of mordent mustard, add a single spoon,

Distrust the condiment which bites so soon;

But deem it not, thou man of herbs, a fault,

To add a double quantity of salt;

Three times the spoon with oil of Lucca crown,

And once with vinegar, procured from town;

True flavour needs it, and your poet begs

The pounded yellow of two well-boiled eggs;