This study is intended to analyze and report how food therapy is effective in helping teenagers in crisis to find mental peace and to have useful self-expression and desirable attitude for life and to promote the quality of happiness by means of the improvement of self-respect and sociality. The subject of this research is a single case of male middle school students residing in a group-home facility D, located in the city of C. The 14 therapy sessions were practiced over the period of March 26 2012 to July 26 2012. Each therapy session lasted 100 minutes to 120 minutes. The therapy was focused on Food Art Therapy by means of integration with Solution-Focused Brief Therapy, Reality Therapy, Narrative Therapy with maintaining the flow and standpoint of affectionate attention, amiable exchange, sincere attention and lively gathering. Data collected in the process in counselling sessions, was analyzed psychologically with focusing on Food Art Therapy work, HTP test conducted before and after the therapy. The result shows that the subjects come to be stabler mentally and physically and calmer than before the therapy, and that their expressions and attitude toward life have been improved in a positive way. The self-esteem and sociality of the subjects have also been improved to enjoy the quality of happiness.