8 ~  ~ ~ Theest method of claim 7; thereby after step add fructose solution to tempereture of the mass is lowar at a rate supervised to maintain supersaturation with respect to fructose within the range of 1.1 to 1.2.
8. The method of claim 7, wherein, after the step of adding fructose solution, the temperature of the mass is lowered at a rate controlled to maintain supersaturation with respect to fructose within the range of 1.1 to 1.2.