Heat butter in a large skillet over medium heat. Add onions and cook for 5 minutes, stirring often. Add shredded cabbage, cover, and cook for 5 minutes, stirring occasionally.
Add all remaining ingredients and stir. Cover skillet and simmer for 8-10 minutes until cabbage is just softened. Makes 6 servings.
Recipe by The Culinary Cellar at https://theculinarycellar.com/casmir-pulaski-day/