Ingredients:
1 tablespoon olive oil
1 small onion, finely chopped
2 cloves garlic, minced
1 lb ground beef
1 tablespoon tomato paste
1 tablespoon Worcestershire sauce
1 tablespoon all-purpose flour
1/2 cup beef broth
1 teaspoon dried thyme
Salt and black pepper, to taste
1 sheet shortcrust pastry (store-bought or homemade)