the lid

The tabs inside raises the lid 1/2" above the top of the JM rim for heat circulation

the bottom/diffuser

Nothing fancy here.

The bottom of JMO

JMO side

The idea of the deep lid is to trap heat along the ouside of JM.

Side view w/o lid

The set up

The thermometer is just set on top. Might mount later

Batch one

Betty Crocker's Blueberry muffins (just add water). I forgot to grease the pan. otherwise perfect lab run.