- Pat 2½ lbs. beef short ribs dry if necessary. Finely dice 1 onion, 8 celery ribs, and 3 medium carrots. - 2½ lbs. beef chuck short ribs, 1 onion, 8 ribs celery, 3 carrots 
- Season the ribs all over with salt and pepper. Pat the seasoning into the meat. - ¼ tsp. salt, ¼ tsp. pepper 
- Warm half of your vegetable oil in a skillet over medium-high heat and sear the short ribs on all sides, in two batches so you don't overcrowd the skillet. Make sure to sear until you have a nice mahogany crust.  - 1½ Tbsp. vegetable oil 
- Add the onion, celery, and carrots to the skillet along with the remaining oil. Reduce the heat slightly so the vegetables don't burn.  - 1½ Tbsp. vegetable oil 
- Cook the vegetables for a couple minutes, then add 1 clove minced garlic. Cook a minute more, then add ½ cup red wine to deglaze the pan. Scrape up brown bits from the bottom of the skillet.  - ½ cup red wine, 1 clove garlic 
- As it starts to simmer, add 2 Tbsp. balsamic vinegar, 2 Tbsp. tomato paste, ¾ beef broth, ½ tsp. rosemary, and 3 bay leaves. Add the short ribs to the slow cooker.Bring the vegetable mixture to a simmer then pour over the short ribs.  - 2 Tbsp. balsamic vinegar, 2 Tbsp. tomato paste, ¾ cup beef broth, ½ tsp. rosemary, 3 bay leaves 
- Turn the slow cooker on low and cook for 6 - 8 hours. Remove the bay leaves when it is done and discard them. Serve over mashed potatoes, rice, or thick pasta like pappardelle.