Place, half the oil in a small, heavy based pan and heat gently.
Place, half the oil in a small, heavy based pan and heat gently.
Add the flour and cook over a low heat stirring frequently until the roux becomes a rich brown colour, be careful not to let it burn.
In a large saucepan, heat the remaining oil and cook the onion until tender, which should take about five minutes.
Add the celery, green pepper and okra, and saute for three minutes.
Stir tomatoes, stock, Tabasco and roux into the mixture and simmer, covered, for 10 minutes.
Season to taste and serve in individual bowls topped with a portion of hot brown rice.