Cajun Shrimp Gumbo - cooking recipe

Ingredients

2 lb. peeled shrimp
1 lb. flaked crabmeat
1/3 c. flour
1/3 c. liquid vegetable oil
2 c. chopped onions
2 c. celery
1 c. chopped bell pepper
1 (10 oz.) pkg. frozen cut okra
1 (8 oz.) can tomato sauce
1/4 c. chopped fresh parsley
1 (13 oz.) can chicken broth
3 bay leaves
2 Tbsp. Worcestershire sauce
1 Tbsp. thyme
1 Tbsp. Kitchen Bouquet
2 tsp. each: garlic salt and pepper
liquid hot pepper sauce to taste
hot, cooked rice

Preparation

To make roux, heat oil in a large cast-iron kettle, if available.
When very hot, but not smoking, add half the flour. Stir constantly with a wire whisk.
Add remaining flour.
Stir rapidly with whisk until dark and smooth.