Pine Street Inn goes into corporate catering ← Related Article Visit The Boston Globe Share on Twitter Share on Facebook Comment on this Scroll to top of page Suzanne Kreiter/Globe staff Frank Van Overbeeke, former executive chef at Bouchee, was a key addition in Pine Street Inn’s efforts to develop a corporate catering business. Suzanne Kreiter/Globe staff Van Overbeeke trained Raymond Matthews, right, on a cutting technique at the Pine Street Inn kitchen. Suzanne Kreiter/Globe staff Trainees like Thomas Newman, left, work alongside the chef to prepare meals for shelter residents and catering clients. Suzanne Kreiter/Globe staff “It’s entry-level training,’’ said Van Overbeeke, 46. “We’re not training them to do wedding cakes."