DCHP-1 Online
birch (tree) syrup 
a sweet syrup made by boiling the sap of the birch tree.
- 1896 The women had all set off to the woods to make birch syrup.
- 1934 [We] enjoyed the rabbit stew and purple-colored birch syrup. . . .
- 1948 Here she . . . tasted birch tree syrup for the first time.
- 1896 The women had all set off to the woods to make birch syrup.