Braised Cabbage with Potatoes and Bratwurst

Ingredients

• 1 cup chicken broth
• pepper (to taste)
• ghee (aka clarified butter (or other cooking fat that's good for high temperatures))
• 1 pound potatoes (Yukon Gold, chopped into half or quarter inch dice (skin on))
• 3/4 teaspoon salt (+ extra to taste)
• 1 pound bratwurst sausage (in links)
• 1/2 red cabbage (chopped into bite-sized shreds (with core removed and discarded))
• 4 eggs (optional)
• 1 bunch watercress ((or arugula) rinsed and big stems discarded)