Cookipedia has the following detailed information pages on edible fats commonly used in cookery.
In cookery, a Fat can refer to:
How much does one cup of butter / margarine / fat / lard / shortening weigh?
Estimated US cup to weight equivalents:
|Butter / Margarine / Fat / Lard / Shortening||
|225 grams||8 ounces|
Every ingredient has a cups to ounces or grams conversion table. Search for the ingredient, cup to weight conversions are at the end of each ingredient page.