Cook, Shred, and Serve- - Transfer covered Dutch oven to oven and cook for about 1½ hours until beef is tender. Remove bay leaves, celery, and carrot from pot and discard. Remove meat and using two forks, pull meat into long thin strands. Return beef shreds to pot, add olives, and stir to combine. Simmer pot over medium heat to reduce sauce to a thick sauce. Season with salt and pepper, add cilantro, and serve with white rice and beans.