George Colman, "Prologue to the comedy of the East-Indian" in Prose upon Several Occasions vol. 3 (1787) p. 235; "pilau" in The Oxford English Dictionary (Oxonii: Clarendon Press, 1989. 20 voll.)
Curries consist in the meat, fish, or vegetables being first dressed until tender, to which are added ground spices, chillies, and salt, both to the meat and gravy in certain proportions ... [their] principal quality depending upon the spices being duly proportioned as to flavour, and the degree of warmth to be given by the chillies and ginger: Riddell (1852)pp. 353-354
books.google.com
Robert Knox, An Historical Relation of the Island Ceylon in the East-Indies (Londinii: Chiswell, 1681) (p. 12 apud Google Books)