a plain / ping, unit of area equal to approx. 3.3058 square meters (used in Japan and Taiwan)
坪
=
土
+
平
:
Pocahontas (pi) wants to recreate the plains (坪) of her home in the engine's kitchen ((e)ng2) to build a brand new Indian graveyard. To this end she layers the plain sheet by sheet through roasting dirt (土) in a pan (平) until it is flat (平).