01 - Boil the linguine in salted water according to package directions until al dente. Reserve 1/2 cup of the pasta water, then drain and set aside.
02 - Heat 1 tablespoon butter and 2 tablespoons olive oil in a large skillet over medium heat.
03 - Add minced garlic to the skillet and cook for 1 minute until fragrant without browning.
04 - Place shrimp in a single layer in the skillet. Season with salt, black pepper, and crushed red pepper flakes if desired. Cook for 2 minutes per side until pink and opaque. Transfer shrimp to a plate.
05 - Pour white wine and chicken broth into the skillet, scraping up any browned bits. Let simmer for 1 to 2 minutes.
06 - Stir in lemon zest and juice, then return shrimp along with their juices to the skillet.
07 - Add the drained pasta and remaining 2 tablespoons of butter to the skillet. Toss to combine, adding reserved pasta water as needed to achieve a silky sauce consistency.
08 - Stir in chopped parsley and adjust seasoning with salt and pepper to taste.
09 - Serve promptly, optionally garnished with extra lemon wedges and parsley.