- In a large pot of boiling salted water, cook pasta until al dente, according to package instructions. Reserve 1 cup pasta water; drain pasta and return to pot.
- Meanwhile, make sauce: In a large skillet, melt butter over medium-low heat; add shallot and cook until softened, about 5 minutes.Add proscuitto and saute for a couple of minutes. Add cream , peas, and mushrooms. Bring to a over medium heat unitl peas are heateed through- 3 to 4 minutes.
3. Pour sauce over pasta; add Parmesan, and season generously with salt and pepper. Add enough reserved pasta water to thin sauce as desired. Top with the shrimp, tomatoes and fresh basil. Serve immediately; top with additional Parmesan, if desired.