Lewis & Short

dulcĭārĭus, a, um, adj. [dulcia],

  1. I. of confections, making sweetmeats: vascula, to hold confections, Inscr. Orell. 114.
  2. II. Esp. of persons: pistor, a confectioner, pastry-cook, Mart. 14, 222 in lemm.; App. M. 10, p. 244, 30.
    Hence, subst., dulciari-us, ii, m., a pastry-cook, Lampr. Heliog. 27; Treb. Claud. 14; Veg. Mil. 1, 7.