How To Convert Dry Macaroni Measurements?
if you have a 1 lb (16 oz) box of macaroni. and the recipe calls for 8 oz I would say that means half the box. to get 7 oz either weigh it out or if you dont have a scale divide the macaroni into 16 equal parts (1 oz each) then use 7 of them in your recipe...
How To Convert Dry Macaroni Measurements?
https://www.barilla.com/en-us/help/measuring-pasta