פּירוש אויף יחזקאל 46:23

And a row around in them A row of masonry, a wall of stones protruding from the wall, near the ground, in which there were holes, a place to stand pots. Below the row [of masonry] was a space in which to kindle a fire and the pots [would be heated] above it.

and a place for cooking was made that is the space below the placing of the pots.