A process for producing a granular low-calorie food material comprising the steps of forming a composition into granules, and drying the granules,
the composition comprising
(a) 50 parts by mass of starch;
(b) 0.3 to 10 parts by mass of trehalose;
(c) at least one selected from the group consisting of
(c-1) 0.1 to 15 parts by mass of a gelling agent capable of forming a gel in the presence of a divalent metal ion, and 0.1 to 3 parts by mass of the divalent metal ion, and
(c-2) 0.1 to 15 parts by mass of a gelling agent capable of forming a gel upon heating or upon cooling after heating; and
(d) 1 to 25 parts by mass of an opacifying agent; and having a water content of 15 to 40% by mass.