We're using jarred minced garlic, but you can easily substitute with 3-4 cloves of fresh minced garlic instead.
To yield 1/2 cup of freshly squeezed lemon juice you'll need about 2 1/2 lemons, so it's safe to say you'll want to grab 3 lemons for this recipe
Heavy whipping cream creates the base for this rich, creamy sauce. You can substitute with half and half for a slightly thinner sauce.
You'll want finely grated parmesan, whether that be from the bottled or shredded yourself. Finely grated parmesan will melt easier when incorporated over heat.