Reduce heat to medium-low, and add heavy cream and lemon juice. Cook, stirring often, until starting to thicken, about 2 minutes. Add pasta, 1/4 cup of the reserved cooking water, basil, and 1/4 cup ...
Working over a moderate heat, simply swirl the butter into the cream until it is incorporated, then add a squeeze of lemon ... Parmesan cheese as you can handle. Swap Option: You can use dry pasta ...