Mix ⅛ tsp salt and baking soda in a bowl. Place shrimp in bowl and mix to coat. Set aside for 10 minutes.
2. Step
Next, heat oil in a pot over medium-high heat. Add yellow onion, celery, and bell pepper. Cook until softened, about 4-5 minutes. Add tomato paste and cook until darkened, about 1-2 minutes.
3. Step
Add tomatoes, cajun seasoning, ground red pepper, worcestershire sauce, and water. Bring to a boil, then reduce heat to medium- low and simmer covered for until thickened, about 3-5 minutes. Season to taste with salt and black pepper.
4. Step
Add shrimp and cook until pink, about 3-5 minutes.
