Rosemont Recipes

Inspired by Marcella Hazan’s Recipe Ingredients ¼ cup salted butter ¼ cup olive oil 1 small white onion, finely chopped 1 (4-ounce) package diced pancetta (optional) 2–3 carrots, peeled and finely chopped 2–3 celery stalks, finely chopped (if they have leaves, I add those in too) 1 (14.5-ounce)...