A grill with improved-configuration grease collecting box comprising feet, a pan mounted on the feet and a heating device on the backside of the pan, the feet form an opening to contain the grease collecting box, both sides of the opening have supports, the opening mounted a grease collecting box inside, and the grease collecting box mounted on the supports, said pan has grease outlet orifices on the top of grease collecting box. The grease collecting box of the present invention located below the pan, it does not occupy the additional space and uneasy to be turn overed by incaution, which add the security; Mounting the grease collecting box on the feet does not need any additional fitting device, and the simple configuration is advantageous to be carried; The grease collecting box being hidden in the feet make the appearance of the grill to be more aesthetic.