Family Tradition RestaurantOut in Harrisville, a small borough in Butler County, Family Tradition Restaurant does exactly what its name promises. Every visit to Family Tradition Restaurant feels like stepping into someone’s home kitchen on a holiday weekend. Current promotions include a weekend breakfast buffet, while other buffet specials are announced separately on the restaurant’s social pages. Keystone Family Restaurant remains popular with locals and travelers, including visitors heading toward nearby Appalachian Trail access points. Prime Sirloin BuffetNot every comfort food buffet in Pennsylvania leans on Pennsylvania Dutch tradition, and Prime Sirloin Buffet in Duncansville proves that point with style.