Peel and devein shrimp. Pat shrimp dry with a paper towel.
Season shrimp on both sides with red pepper, paprika, and cajun seasoning.
Heat olive oil in a large skillet
Add onion and bell pepper. Saute 3 to 4 minutes or until soft.
Add shrimp and garlic and cook shrimp 2 minutes per side.
Remove shrimp from pan leaving the oil in the skillet.
To skillet add tomato sauce, water, chicken bouillon paste, chili sauce, and worcestershire sauce. Bring to a boil then reduce to simmer for 10 to 15 minutes.
Remove from heat and stir in heavy cream.
Season with more salt, pepper, and more cajun seasoning to taste.
Boil pasta and drain.
Add pasta and shrimp to sauce.
Squeeze lemon juice over pasta and stir well to combine.