Marsala Short Ribs

Bahan-bahan (6 porsi)

• 5 pounds bone-in beef short ribs
• black pepper
• 1 yellow onions thinly sliced
• 6 cloves garlic, chopped
• 1/2 cup cognac or brandy
• 1 cup marsala wine, white wine, or broth
• 1 tablespoon fresh thyme
• 1 cup heavy cream
• 1 cup chopped kale ((optional))
• 2 tablespoons salted butter
• 8 fresh sage leaves