Caribbean Beef and Potato Pasty (Trinidad Aloo Pie)

Name: Caribbean Beef and Potato Pasty (Trinidad Aloo Pie)
Prep time: 2 h
Cook time: 30 min
Total time: 2 h 30 min
Cuisine: Caribbean
Ingredients: 0.9 lbs Beef Shin ((400g) small dice (or other stewing cut)); ½ tsp Salt; ½ tsp Black Pepper; 2 Scallions (sliced and washed); 1 handful Cilantro ((Coriander)); 1 Tomato, medium size (diced); 1 tbsp Ketchup; 1 tsp Mild Curry Powder; ½ Lime, juice only; 3.5 oz Peas ((100g)); 14 oz Potatoes, waxy type ((400g) peeled and cut in small dice (keep them in water until needed) ); 1 tsp Ground Cumin; 1½ tbsp Mild Curry Powder; 1 Red chilli (small dice); 3 Garlic clove (minced); 1 Onion, medium size (sliced); 3 tbsp Vegetable Oil; 1 Beef stock cube; 2½ cups Water ((600ml)); 10 oz All Purpose Flour ((280g) sieved); ¼ tsp Ground Cardamom; ½ tsp Ground Turmeric; 2 tsp Baking Powder; ¾ cup Water ((175ml)); 1⅓ cup Vegetable Oil (for shallow frying)