Sentence:  Mold boiled <WSD>rice</WSD>, when hot, in cups which have been previously dipped in cold water; when cold, turn them out on a flat dish, arranging them uniformly; then with a tea-spoon scoop out a little of the <WSD>rice</WSD> from the top of each cone, and put in its place any kind of jelly. 
Meaning of the word marked with <WSD> tags:  The seeds of this plant used as food.