Kitchen Shredder Invented by Francois Boullier
Puzzle 1 of Celtic Mythology Hard Pack
Question is: Kitchen Shredder Invented by Francois Boullier
and the answer is: GRATER
Word Meaning:
GRATER — a tool with which one grates, especially foods such as cheese, to facilitate getting small particles or shreds off a solid lump
Definitions from Wiktionary.