From MHWiki

This template is used to link to the in-game Larry's Loot Lexicon entry for an item. The first argument is the portion of the link after the item_type=. The second argument is the text to display as the link, defaulting to "MouseHunt Info Page".



produces the link MouseHunt Info Page to the Brie cheese info page.

You may find it helpful to look at the MouseHunt Item Database.