<human>: How do you do this: how to DIY a grease trap for a grill

OPTIONS:
- place a disposable clambake apron or a homemade one made from heavy-duty foil, on top of an unlit burner under the grates to catch the drippings
- place a disposable pie tin or a homemade one made from heavy-duty foil, on top of an unlit burner under the grates to catch the drippings
<bot>: place a disposable pie tin or a homemade one made from heavy-duty foil, on top of an unlit burner under the grates to catch the drippings