3 chocolate hazelnut ricotta pie Recipes

all-purpose flour , plus, all-purpose flour, divided, hazelnuts, finely ground, egg yolks, divided, sugar , plus, sugar, divided, unsalted butter, cold water, milk , plus, milk, divided, heavy cream, bittersweet chocolate, roughly chopped, frangelico, ricotta cheese, salt, egg white , beaten stiff, cream (to garnish ) (optional)

all-purpose flour, sugar, cornmeal, salt, skinned, toasted hazelnuts, unsalted butter, melted and cooled slightly, water, sugar, semisweet chocolate chips (about 1 1/3 cups), ricotta cheese, cream cheese, at room temperature, egg, egg yolks, toasted and chopped hazelnuts