Slice onion and red cabbage.
Melt butter or margarine in a large frying pan over medium-high heat.
Add onion to the pan and sauté for 5 minutes stirring occasionally.
Add red cabbage and garlic.
Cover and reduce the heat to medium. Cook for 15 minutes, continuing to stir occasionally.
Add sugar, salt, pepper, cumin and Worcestershire sauce.
Cook for an additional 10 minutes. Serve hot as a side dish with your favorite meal.