Commercial Foodservice Restaurant simulation class is a course to intensification students' knowledge in learning and practicing about cooking and serving food and beverages. This paper aims to identify the level of students’ knowledge enhancement, level of work experience, level of self-efficacy, and level of realism of simulation towards the use of Commercial Foodservice Restaurant simulation class. A total of 123 students from semester 4 and semester 5 of Diploma in Food Services (Halal Practice), Polytechnic of Tuanku Syed Sirajuddin were selected as a purposive sampling to answer the questionnaire. The results reveal that mean scores for work experience, self-efficacy and realism of simulation were at a high level. Overall, it can be concluded that the Commercial Foodservice Restaurant simulation class is very important for students to improve the knowledge, work experience, self-efficacy and skills in the simulation class in the future either at the academic level or in the real industry. The results of the study also show a positive impact among institutional students, and it is hope that this study can also benefit students and researchers who need to study about the programme of Commercial Foodservice Restaurant simulation class. In the future study, researchers may use pre and post test to study on effectiveness of using Restaurant simulation class.