Caribbean beef patties

Name: Caribbean beef patties
Prep time: 10 min
Cook time: 50 min
Total time: 1 h
Cuisine: Caribbean
Ingredients: drizzle of oil; 1 small onion , finely chopped; 2 garlic cloves , crushed; 250g beef mince; 1 potato , cut into 1cm/0.5in cubes; 2 tsp turmeric; 2 tbsp tomato purée; few thyme sprigs; 2 tbsp hot pepper sauce; 500g block shortcrust pastry; 1 egg , beaten; green salad , to serve