Pineapple Empanadas are buttery and sweet

Name: Pineapple Empanadas are buttery and sweet
Ingredients: 5oz unsalted European or Irish butter, diced into small cubes (141g); 1.25oz vegetable shortening, diced into small cubes (35g); 1 ½ cups all-purpose flour (190g); 2 tbsp. sugar (25g); ¾ tsp. salt (3g); ¼ cup ice water (60ml); 2 cups fresh pineapple, finely chopped (480g); ½ cup sugar (100g); 1 tbsp. instant tapioca (8g) or 1 ½ tbsp. tapioca starch (12g); ½ cup sifted powdered sugar (100g); 2-3 tbsp. pineapple juice (30-45ml); 1 vanilla bean (optional)