1) Celebrity chef Guy 2) Food Network host Guy 3) Guy in a restaurant 4) Guy in the kitchen 5) Guy of the Food Network 6) Guy with a cooking show 7) International student society 8) That Guy on the Food Network Found on https://www.crosswordclues.com/clue/fieri
1) Celebrity chef Guy 2) Food Network host Guy 3) Guy in a restaurant 4) Guy in the kitchen 5) Guy of the Food Network 6) Guy with a cooking show 7) International student society 8) That Guy on the Food Network 
Fieri is Latin for let it be done