1. Season meat with salt and pepper.
2. Heat oil, sear meat until browned.
3. Add celery, garlic, onions, carrot, and sweet pepper.
4. Stir in salt, coriander, vinegar, water, and sugar.
5. Simmer covered for 2 hours.
6. Add potatoes, salt, thyme, bay leaf, and butter.
7. Cook until potatoes are tender.
Prepare for a melt-in-your-mouth experience!