Fried
noun, suffix
Remember how 揚げる can sometimes mean "to fry"? This is the noun version of that meaning of that word, making it fried... delicious fried...
あげ
The reading comes from 揚げる as well.
どんな食べ物でも、彼女の手にかかれば、美しく美味しい金色の揚げ物になるんです。
Every food she touches turns into beautiful, delicious fried food.