a lower grill frame 80 which may have cross frames 82 welded or otherwise attached thereto in one form once in place the upper grill perimeter frame 78 is crimped around the edges of the heat resistant mesh 76 and lower grill frame 80 in this example the lower grill frame 80 is substantially cylindrical in cross section including the cross frames 82 as previously defined relative to the perforated plate insert 62 a gap 84 may be provided between the perimeter edge 74 of the insert 72 and the vertical surfaces 66 of the frame portion 22 as the mesh insert 72 would likely have very little thermal expansion the gap 84 may not be necessary one additional benefit of this apparatus is that the grilling surfaces grate of barbecue grills etc often need to be replaced due to wear heat abuse and oxidation enhanced by heat and food particles retaining moisture with this disclosed apparatus it is a relatively simple method and apparatus to replace the insert of the grill portion 24 at will as it is relatively small as the apparatus 20 can be utilized on barbecue grills of many different sizes shapes and configurations this may significantly reduce or eliminate the need to replace the bbq grate specifically where a barbecue grill may be out dated use of the disclosed apparatus 20 can allow a user to cook upon a clean and substantially undamaged surface additionally due to the ease of removal and reduced.