Obs. [a. F. cassonade, f. casson chest, case: cf. CASSONS.] Unrefined cane-sugar imported in boxes or casks; brown or moist sugar.

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1657.  Tomlinson, Renou’s Disp., 224. Another kind of Sugar which the vulgar call Cassonade or Castonade.

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1725.  Bradley, Fam. Dict., s.v. Sugar, The Cassonade is nothing but Muscovadoe that has been purify’d with the Whites of Eggs and Lime-Water.

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1810.  Encycl. Brit. (ed. 4), V. 239. Cassonade, in commerce, cask-sugar, or sugar put into casks or chests, after the first purification, but which has not yet been refined.

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