Rothbury Farms® Grandpa's Oven® Monkey Bread. Pull-apart bread loaded with cinnamon and raisins. 0g trans fat per serving. Grandpa began baking in 1923. Our Rothbury farms grandpa's oven breads continue the tradition established by Grandpa over 90 years ago - delivering the highest quality baked goods, made from the finest ingredients, at a great value. Still family-owned and operated today, we look forward to continuing that tradition for many more years to come. rothburyfarms.com.