Sentence:  Half past nine - high time for supper; / <WSD>Cocoa</WSD>, love?" "Of course, my dear." / Helen thinks it quite delicious, / John prefers it now to beer.... / ¶For they've stumbled on the secret / Of a love that never wanes, / Rapt beneath the tumbled bedclothes, / <WSD>Cocoa</WSD> coursing through their veins. 
Meaning of the word marked with <WSD> tags:  A hot drink made with milk, cocoa powder, and sugar.