The New York City Department of Education has established a list of Free Summer Meals Programs.  Here is a list of locations in and around Fort Greene and Clinton Hill:

Brooklyn Technical High School
29 Fort Greene Place
07/06/2010 thru 08/16/2010 (Mon,Tue,Wed,Thr,Fri)
Breakfast: 7:30am-09:15am
Lunch:       11:00am-1:15pm

Commodore Barry Park
Flushing Avenue & North Elliot Place
06/29/2010 thru 08/27/2010 (Mon,Tue,Wed,Thr,Fri)
Breakfast: 8:30am-9:30am
Lunch:       11:30am-3:00pm

Crispus Attucks Playground
95 Prospect Park /Fulton/Classon
07/06/2010 thru 08/27/2010 (Mon,Tue,Wed,Thr,Fri)
Lunch:       12:00pm-1:00pm

JHS 113
300 Adelphi Street
07/06/2010 thru 08/13/2010 (Mon,Tue,Wed,Thr,Fri)
Breakfast: 8:00am-9:15am
Lunch:       11:00am-1:15pm

NYCHA - Lafayette Gardens
415 Lafayette Avenue
07/13/2010 thru 08/27/2010 (Mon,Tue,Wed,Thr,Fri)
Breakfast: 9:00am-10:00am
Lunch:      12:00pm-1:00pm

NYCHA-Walt Whitman
132 Carlton Avenue
07/08/2010 thru 08/27/2010 (Mon,Tue,Wed,Thr,Fri)
Breakfast: 9:00am-10:00am
Lunch:       12:00pm-1:00pm

PS 270
241 Emerson Place
06/29/2010 thru 08/27/2010 (Mon,Tue,Wed,Thr,Fri)
Breakfast: 8:00am-9:15am
Lunch:       11:00am-1:15pm

PS 67
51 Saint Edwards Street
06/29/2010 thru 08/27/2010 (Mon,Tue,Wed,Thr,Fri)
Breakfast: 8:00am-9:15am
Lunch:       11:00am-1:15pm