Neither is it vegan.
Is that Latin for "bad hunter"?
Sed est quoque bonum fons dapibus.
Sed estbonus proteinorum fons quoque. ?
Proteinorum: genitive masculine.
Quoque emphasizing "bonus proteinorum fons", as a whole meaning block.
Est, not in the middle, because of the place of "quoque" modifying "bonus fons..."
Saving my Fridays...
‘An egg is not by means of the dear one’. That is actually closer to what was actually said. :-D Tread carefully, lest John Cleese will enforce some grammar on you.