Puree processing
Frozen berries were allowed to thaw and homogenized for 1min
on high speed using a commercial food processor. Blended berries
were immediately added to the steam kettle and heated to a temperature
of approximately 95 ◦C. The puree was cooled and Sweetose
4300 corn syrup was added to the puree until 18 ◦Brix was attained.
The puree was subsequently heated to 92.8 ◦C and added
to 4-oz canning jars (Ball Corp.,Muncie, Ind., U.S.A.). After sealing,