I would do the exact same recipe, grinding the celery, cilantro, parsley, garlic in a food processor, and adding a nice (about 3 pound) chunk of meat at the very beginning of cooking (London Broil is great. (levanacooks.com)
If you love cranberries add a handful of dried or fresh cranberries into the mixture at the beginning of the cooking process to add more flavour and make it colourful. (bakersbeans.ca)
Even better, insert a remote - probe thermometer at the beginning of cooking. (cookinglight.com)