Wash oxtail in water with juice from the one lemon, rinse well. Season with green seasoning and all the dry seasoning seasons, as well as the browning or oyster sauce, or liquid bouquet seasoning, Marinade overnight or at least for 2 hours. On medium heat, add cooking oil and 1 tbsp butter, add minced garlic and stir when butter melts and you start to smell the garlic about 2minutes, add diced pumpkin and stir to combine. Add seasoned oxtail, stir and mix well. (. Set aside the bowl oxtail was seasoned in, a lot of good stuff in it) Cover and cook for 45 minutes not adding any liquids, but stirring every 10 or so to prevent burning. After 45 minutes, add the wine, add the 3 cups of water, preferably hot water. I keep a pot on the stove of low boiling water). Stir and mix well, cover and cook for 2 hours, then add 1 can diced tomatoes, 1 tbsp brown sugar, ground cinnamon, nutmeg and ginger cover and cook for 30 minutes. Add the tomato paste, can butter beans sliced onions, bell peppers, carrots butter beans, stir and mix well. Pour the 1 cup beef broth into the bowl oxtail was seasoned in, using a spatula make sure all the good stuff that was left in the bowl is mixed into the beef broth, pour it over oxtail, stir and the remaining 1 tbsp butter cover and cook for 1 hour