Em 'Açúcar', o sociólogo pernambucano Gilberto Freyre reúne, com uma erudição leve e saborosa, preciosas receitas de bolos e doces guardadas por tradicionais famílias nordestinas. Enfocando o açúcar como o elemento responsável pela liga entre diversos paladares e culturas, o autor demonstra a existência de uma arte do doce no país criada à sombra da escravidão.
Gilberto de Mello Freyre (Melo Freire, in the standard orthography; Mello Freyre is archaic and proscribed by law; March 15, 1900 – July 18, 1987) was a Brazilian sociologist, anthropologist, historian, writer and congressman. His best-known work is a sociological treatise named Casa-Grande & Senzala (variously translated, but roughly The Masters and the Slaves, as on a traditional plantation). Two sequels followed, The Mansions and the Shanties: the making of modern Brazil and Order and Progress: Brazil from monarchy to republic. The trilogy is generally considered a classic of modern cultural anthropology and social history, although it is not without its critics.