amf studios is the one that gave Rarity that obsession.

"Rarity?" Sweetie Belle peeked into the room. There was a distinct forested air about the place as of late, and a thick fog hung all around. "Rarity? I'm hungry. Can you help me make something to eat?"

"PINECONES!" Rarity dropped down from somewhere up above. She landed on all fours, a manic, twitching grin stretched from ear to ear as she placed a singular pinecone on Sweetie's head.

"Wh--"

Rarity vanished again into the fog.