The purpose of this study is to research about the relation between high-involving work system and organizational commitment of kitchen employees in food-service industry as one of the performance variables. For this research, a survey was done based on the people living in Seoul. Total 451 copies of questionnaire were distributed from $2^{nd}{$ April through $30^{th}$ in 2007. The collected data were used in analyzing frequency and factor through SPSS 14.0 and equation model LISREL 8.30 statistical package. The findings of this research are as follows: First, high-involving work system had a positive effect on self-leadership(t=5.85) and job satisfaction(t=3.71) but a negative effect on organizational commitment (t=0.76). But the final effect shows a positive result with job satisfaction as a mediating variable(t=5.99). Self-leadership had a positive effect on job satisfaction(t=9.51) but a negative effect on organizational commitment(t=0.91). This study suggested a desirable work system of organizational commitment for the improvement of productivity in foodservice industry. The concern and efforts of managers and executives to improve work environment for kitchen employees help to make quality better and improve the performance of a company with customer satisfaction.