Lemon Curd Tart with Olive Oil

Name: Lemon Curd Tart with Olive Oil
Ingredients: 2 tablespoons almonds with skins, toasted and cooled; 3/4 cup all-purpose flour; 1/4 cup confectioners sugar; Pinch of fine sea salt; 1/2 stick cold unsalted butter, cut into 1/2-inch cubes; 1 large egg yolk; 3 1/2 tablespoons fruity olive oil (preferably French); 3 large lemons; 3/4 cup granulated sugar; 2 teaspoons cornstarch; 2 whole large eggs plus 2 large yolks; 1/2 stick unsalted butter, cut into 1/2-inch cubes; 2 tablespoons fruity olive oil (preferably French); a 9-inch round tart pan with removable side; a small offset spatula