• 4 ounces graham crackers, broken into pieces
• ¼ teaspoon coarse salt
• ⅓ cup sugar
• 4 tablespoons unsalted butter, melted

For the Filling

• 2 ½ pounds cream cheese (five 8-ounce packages), room temperature
• 4 ounces unsalted butter, room temperature
• 8 ounces sour cream, room temperature
• 1 ¾ cups granulated sugar
• 5 large eggs, plus 2 egg yolks
• Zest of 1 lemon
• 1 teaspoon vanilla extract