Hazırlanışı
1Heat olive oil in a large pot over medium-low heat. Add finely minced onion, carrot, and celery; cook gently until soft and translucent, about 8 minutes.
2Pat oxtail dry and dust with flour. Increase heat to medium-high and brown oxtail on all sides, 5 minutes per side.
3Deglaze with red wine and vinegar, scraping up browned bits. Add tomatoes, minced garlic, rosemary, salt, and black pepper.