No-Bake Lemon Cheesecake

Bahan-bahan (8 porsi)

• 1 ½ cups graham cracker crumbs
• 3 tablespoons granulated sugar
• 7 tablespoons butter (melted)
• 1 package lemon Jell-O (3 ounces)
• 16 ounces cream cheese (softened)
• 1 cup powdered sugar
• 1 teaspoon vanilla extract
• 2 tablespoons sour cream
• 1 ½ cups heavy whipping cream
• 1 tablespoon lemon zest (freshly grated)