(From left) Jessica Jurcek, Kirsten Jurcek, and Weenonah BrattsetFor Kirsten Jurcek, operating a grass-fed and finished beef farm is sustainable not only to her family, but to the land as well. Jurcek runs Brattset Family Farm full time with the help of her mother, Weenonah, and daughter, Jessica. Weenonah bought the 183-acre farm outside of Jefferson, Wis., in 1968 and moved her children to Wisconsin while her husband, Harold, continued to work in Chicago as a firefighter...