01 -
Fill a large pot with water and bring to a boil. Add a good pinch of salt.
02 -
Drop in cavatappi and cook until almost al dente. Save 1/2 cup pasta water before draining.
03 -
Melt butter in a large pan. Cook garlic until you can smell it, about 30 seconds.
04 -
Pour in cream, add salt and pepper. Let it bubble gently until it starts to thicken.
05 -
Stir in Parmesan bit by bit until melted. Add lemon juice and mix well.
06 -
Put peas in strainer, drain pasta over them. Mix pasta and peas with sauce, adding pasta water until creamy.
07 -
Check seasoning, add extra cheese on top, and serve hot.