Meat Filled Empanadas

Name: Meat Filled Empanadas
Ingredients: 2 tablespoons olive oil; 2 large Spanish onions, minced; 2 pounds ground beef; 4 cloves garlic, crushed; Salt and freshly ground black pepper; 2 red bell peppers, roasted, peeled, seeded and chopped; 1 cup canned, peeled tomatoes; 1/2 cup green cocktail olives (pimento filled), whole; 1/4 cup black currants; 2 1/2 cups all purpose flour; 1 teaspoon salt; 1 teaspoon sugar; 5 tablespoons vegetable shortening; 1 egg, beaten; 1/3 cup dry white wine