2 pounds full-fat cream cheese, such as Philadelphia (32 ounces; 900g), brought to about 70°F (21°C)
9 1/2 ounces granulated sugar (about 1 1/4 plus 2 tablespoons; 270g), plus 1 tablespoon (15g), divided
5 large eggs, at room temperature
2 yolks (35g), at room temperature
8 fluid ounces heavy cream (240ml), at room temperature
2 teaspoons vanilla extract (8g; 10ml)
Finely grated zest of 1 lemon (about 1 1/2 teaspoons; 45g)
1 teaspoon Diamond Crystal kosher salt; for table salt use half as much by volume or the same weight
2 tablespoons all-purpose flour (0.6 ounce; 16g)