Short Ribs in a Red wine sauce

3-4 lbs beef short ribs 1/4 teaspoon salt 1/4 teaspoon pepper 2 tablespoons oil 1 can (14 oz) stewed tomatoes, undrained 1 medium onion chopped 8 oz sliced mushrooms 2 tablespoons tomato paste 1/2 cup red wine 1/2 cup GF beef broth, I use Kitchen Basics 1 tablespoon GF Worcestershire sauce 1/4 cup water 2 tablespoons cornstarch Browning the ribs Browned ribs, placed on top of onion, mushrooms and tomatoes Ready to slow cook Season ribs with salt and pepper, Add oil to pan, over medium high heat brown short ribs in pan. Spray crock pot with cooking spray, add tomatoes, onion, mushrooms and tomato paste to crock pot, stir to combine. Once ribs are brown add ribs to crock pot, add wine, broth and Worcestershire sauce. Cover and cook on low for 7-9 hours. When done take out ribs cover and set aside. mix water and cornstarch....add to sauce and cook on high for 10 minutes. Serve sauce over ribs. Serve with mashed potatoes, polenta or GF noodles and a salad or vegetable.