The blood orange, meanwhile ... Fun fact: One of those two original orange trees nurtured by Eliza Tibbets still lives, and it's a California state landmark. The Cara Cara orange is increasingly ...

To make the gremolata, finely chop the parsley and the garlic. Peel the zest of half the blood orange and half the lemon. Remove the white pith by scraping with a knife then very finely dice and mix ...