chopped 1 cup walnut meats (or pine nuts) 1 cup best quality olive oil 1 cup freshly grated imported Parmesan Cheese 1/4 cup freshly grated imported Romano cheese Salt and freshly ground black pepper, to taste. Process the basil, garlic, and walnuts (or pine nuts) in a food processor fitted with a steel blade or in 2 batches in a blender, until finely chopped. With the machine running, pour in the oil in a thin, steady stream. Add the cheeses, a big pinch of salt, and a liberal grinding of pepper. Process briefly to combine. Remove to a bowl and cover until ready to use. Yield 2 cups.