1.Soak beans in a 4-qt. bowl in 7 1⁄2 cups water overnight. Heat 2 tbsp. duck fat in a 6-qt. pot over medium-high heat. Add half the garlic, onions, and carrots and cook until lightly browned, about 10 minutes. Add ham hocks along with beans and their water and boil. Reduce heat and simmer beans until tender, about 1 1⁄2 hours.