In a 1 gallon stock pot, add oil over medium high heat. Add onion, bell pepper and celery, cook for 3-4 minutes.
Add garlic, oregano, basil and bay leaves and continue to continue to cook for 2-3 minutes. Add salt, pepper, red chili flakes and tomatoes and cook for 4-5 minutes.
Add shrimp base and shrimp and cook for 4 minutes or until shrimp are done. Serve over long grain rice. Yields 1 gallon.