Prawn Jambalaya

1 ounce butter or margarine

4 ounces chopped celery

1 medium onion, minced

1 small green pepper

2 tablespoons wholemeal flour

2 1/4 ounces tomato puree'

1 3/4 pints water

1 teaspoon salt

some pepper

2 7 ounce cans prawns

3 to 4 cups cooked rice

Melt butter in frying pan

Add celery, onion and green pepper and cook until tender.

Stir in flour and gradually pour in tomato puree and water mixed together.

Add seasoning and cook for another  5 minutes, stirring constantly.

Add prawns and heat thoroughly.

Serve over rice.

Serves 6