Brazilian Pastel - 3 Fillings

Name: Brazilian Pastel - 3 Fillings
Cuisine: American, Latin American
Ingredients: 3 cups all purpose flour, plus more for dusting; 1 tablespoon salt (or to taste); 1 cup warm water; 1 tablespoon vegetable oil; 1 tablespoon white wine vinegar; 1 tablespoon cachaça; Vegetable oil for frying; 2 tablespoons olive oil; 1 small onion, finely chopped; 2 cloves of garlic, finely minced; ½ pound ground beef; Salt and freshly ground pepper, to taste; ⅓ cup olives, sliced; ⅓ cup chopped parsley; 1 tablespoon olive oil; 2 tablespoons butter; 1 small onion, finely chopped; 2 cloves of garlic, finely minced; ¼ cup flour; 1 cup milk; ½ cup tomato sauce; 1 (14 ounces) can hearts of palm, roughly chopped; ⅓ cup chopped olives; Salt and pepper, to taste; ¼ cup chopped parsley; 8 ounces cheese (you can use mozzarella, cheddar, provolone or whatever cheese you fancy!), sliced or cubed