Treppeda's Italian Ristorante. 300 2nd Avenue Niwot, CO 80544. 303-652-1606 Fresh food. Good friends. Italian style. Open Monday through Saturday. Lunch 8am-3pm. Dinner 5pm-9pm.. Friday and Saturday 5pm-10pm. Closed sunday. Inspired by the Treppeda family Sunday dinners, love of food, music and good times together. Howard Treppeda makes those memories come alive in a warm modern setting in Niwot. Serving lunch and dinner. Cozy and casual atmosphere with freshly prepared meals, great wines, and delicious deserts.