Chef Geoffrey Zakarian, host of Food Network’s “The Kitchen”, makes an easy arugula pesto for a vegetarian ziti pasta that comes together in minutes. arugulaarugula pestoblanchingcuisineEasyFoodGeoffreygeoffrey zakarianhow toitalianitalian cuisineitalian foodItalyItaly CuisineItaly FoodParmigianoReggianoPastapestorachael rayrachael ray showrachaelrayrachel rayrecipevegetarianvegetarian pastavideoVlogYouTubeZakarianziti