Bring a large pot of water to a boil and cook the fettuccine according to the package instructions. Drain, rinse with cold water, and set aside.
½ package uncooked Fettuccine pasta
Meanwhile, place the roasted peppers together with the liquid from the jar into a food processor or bullet blender and puree until smooth.
16 oz. jar roasted bell peppers
Heat up a large, non-stick pan. Add butter, shrimp, paprika, and red pepper flakes and cook for 3-4 minutes on high heat. Add salt and garlic, and cook for 1 more minute.
2 lb. peeled and deveined shrimp, 3 tbsp. butter, 3 garlic cloves, finely chopped, ½ tbsp. paprika, ½ tsp. red pepper flakes (or to taste), ½ tsp. sea salt, or to taste
Reduce the heat to low and remove the shrimp from the pan. To the same pan, add the pureed roasted pepper. Cook for 10 minutes, stirring often.
Add Half & Half and Parmesan and cook for 1 more minute. Turn off the heat.
¾ cup Half & Half, ½ cup grated Parmesan cheese
Return the shrimp to the pan and add the fettuccine. Mix everything well.
Garnish with freshly chopped parsley and grated Parmesan cheese.
1 tbsp. chopped parsley to garnish