Cuban Empanadas with Beef Picadillo Filling

Name: Cuban Empanadas with Beef Picadillo Filling
Ingredients: 1/2 cup water; 1 cinnamon stick; 1 tablespoon brown sugar; 2 cups all-purpose flour (plus more for dusting); 2 tablespoons pork lard; 1 teaspoon salt; 2 tablespoons olive oil; 1/2 cup diced onion; 1/2 cup diced green pepper; 3 cloves garlic (minced); 1 lb ground beef; 1/3 cup vino seco ((dry cooking wine)); 6 ounces tomato sauce; 1 teaspoon ground cumin; 1 teaspoon dried oregano; Salt to taste ((start with 1/2 teaspoon then adjust from there)); 1/4 cup Spanish olives (cut in half); 2 tablespoons raisins ((or more to taste) optional)