Add the balsamic vinegar, the rest of the butter and stir in the smoked sausage to brown. After sautéing most of the veggies and meat in butter, add the cabbage last and let it simmer.

saute onion and smoked sausage until onion softens. - Add potatoes and cook a few minutes until potatoes begin to brown. Stir in brown sugar mixture. Add cabbage and bacon and cook, stirring ...