In a 2 quart microwave safe dish, combine margarine, onion, green onion, bell pepper, garlic and celery. Heat on High settings for 8 to 9 minutes.
Stir in parsley, tomato paste, soup, shrimp, salt, hot pepper sauce and cayenne. Heat on High setting for 5 minutes. Stir and cook for another 5 minutes until mixture thickens. Serve over white rice.
