Heat oil in a heavy bottom pot, over low heat. Add onion, cook over low heat until golden brown.
Add green peppers and garlic, cook for 5 minutes.
Add paprika and cook for 3-4 minutes.
Add the chicken and cook for 5-7 minutes.
Add fresh tomatoes, salt and pepper cook for 5 minutes.
Add chicken stock and bring to boil. When it comes to a boil, turn down heat to simmer. Simmer until done, about 45 minutes.