Fill a large pot halfway with water, cover, and bring to a boil. Uncover, add salt and pasta, and stir for a few seconds. Cook until desired firmness, 8-10 minutes.
about 14 cups water
2 tbsp salt
12 oz (1 quarter coin = 2 oz) spaghetti pasta
If using frozen shrimp, place in a large bowl, cover with cold water, and set aside to thaw. If using fresh shrimp, skip this step.
1 ½ lb raw peeled shrimp, fresh or frozen
Wash and dry bell peppers and parsley.
4 red bell peppers
1 small bunch Italian (flat-leaf) parsley
Seed and cut bell peppers into small strips. Shave parsley leaves off the stems; discard the stems and mince the leaves.
Heat a skillet over medium-high heat.
Peel and mince garlic.
6 cloves garlic
Drain shrimp in a colander and rinse under cold water until there are no more ice chunks. Spread out on a clean towel and pat dry.
Add butter to skillet and let it melt. Add shrimp and cook, stirring frequently, until opaque and pink, 2-3 minutes. Transfer to a plate.
2 tbsp butter, unsalted
Reduce heat to medium and add more butter to skillet. Then add garlic, bell peppers, and crushed red pepper. Cook, stirring frequently, until peppers are tender-crisp, 2-3 minutes.
2 tbsp butter, unsalted
¼ tsp crushed red pepper
Add broth to skillet and cook until it reduces, 1-2 minutes.
4 fl oz (½ cup) chicken or vegetable broth
Finely grate ¼ cup of Parmesan.
1 oz Parmesan cheese
Drain pasta in a colander.
Add pasta, shrimp, parsley, and Parmesan to skillet. Pour in remaining broth and drizzle with lemon juice. Season with salt and pepper and toss until well combined.