Sentence:  To a pound of gooseberries take a pound and a half of double-refined <WSD>sugar</WSD>. Clarify the <WSD>sugar</WSD> with water, a pint to a pound of <WSD>sugar</WSD>, and when the syrup is cold, put the gooseberries single in your preserving pan, put the syrup to them, and set them on a gentle fire. 
Meaning of the word marked with <WSD> tags:  Sucrose in the form of small crystals, obtained from sugar cane or sugar beet and used to sweeten food and drink.