01 -
Cook chopped bacon in a pan over medium heat until crispy; remove bacon and reserve drippings.
02 -
Add diced onion to the bacon drippings and sauté until softened.
03 -
Stir in minced garlic and cook for 1 minute until fragrant.
04 -
Add chopped cabbage, cooking until tender and lightly browned, stirring occasionally.
05 -
Incorporate apple cider vinegar, salt, black pepper, and optional red pepper flakes; mix well.
06 -
Add butter and reserved crispy bacon pieces; stir thoroughly to combine and melt the butter.
07 -
Serve the dish warm.