The meat cut into very thin strips and wide. Rub the meat in soy sauce and add salt to all salt to graying. So leave 15 minutes. Wash meat under running water and sprinkle with plenty of pepper to tanning and again for 15 minutes leave it. Again washed with water and drying the meat with kitchen paper. In a pan fry the meat until ready and finally add the pepper, cut into strips. Stir 1-2 times and remove from pan. In the same fat put to fry the tomatoes, cut into each of 8 equal pieces. Add them balsamic vinegar, sugar and oregano. Do not confuse and braised leave to one side a few minutes and then the other. Fry briefly. Finally back in the meat and tomatoes mixed products with shaking the pan, not stirring. Serve meat with sliced ​​tomatoes and garnish optional.