Lemon Pistachio Tartlets

Name: Lemon Pistachio Tartlets
Ingredients: For the crust and candied lemon peels; FOR THE CANDIED LEMON PEELS; 3 large lemons (look for ones with thick skin); 3 cups sugar; FOR THE CRUST; 3/4 cup unsalted butter; 1/4 cup sugar; 1 tablespoon powdered sugar; 2 cups all purpose flour; 2 teaspoons fresh lemon zest; 1 teaspoon almond extract; 144 whole roasted and salted pistachios, shelled (about 2 cups unshelled); For the filling, glaze and finishing touches; FOR THE FILLING; 1 1/2 cups sugar; 3 tablespoons all purpose flour; 3/4 teaspoon baking powder; 3/4 teaspoon salt; 3 XL eggs, room temperature, beaten; 2 teaspoons grated lemon zest; 3 tablespoons fresh lemon juice; FOR THE GLAZE; 1/2 cup powdered sugar, sifted; 1 tablespoon fresh lemon juice; 1 tablespoon butter, melted; FOR FINAL TOUCHES; 1/4 cup powdered sugar