In a large skillet, saute the onion and green pepper in oil until tender. Add garlic; cook 1 minute longer. Stir in the tomato sauce, broth, parsley, pimientos, hot sauce, onion salt and pepper. , Bring to a boil. Reduce heat; cover and simmer for 10 minutes, stirring occasionally. Stir in shrimp; cook 5-7 minutes longer or until shrimp turn pink. Serve with rice.