Syllabub, a culinary preparation, formerly much used, consisted of sugar and cream, flavoured with brandy, sherry, and lemon rind and juice, worked into a froth, and served in glasses. White of egg and verjuice seem also at times to have been ingredients.
Syllabub
Chambers's Encyclopaedia, Volume 10: Swastika to Zyrianovsk and Index, p. 29–30
Source scan(s): p. 0048, p. 0049