Samosa

Name: Samosa
Cuisine: Indian
Ingredients: 2 c all purpose flour; 1 1/4 tsp salt; 1 tsp carom seeds; 4 tbsp canola oil; 2/3 c water ((approximately)); 500 g gold potatoes; 1-2 tbsp canola oil; 1 tsp cumin seeds; 3/4 tsp coriander powder; peas ((to taste)); 1/3 c red onions; green chilies ((to taste)); 1/4 tsp garam masala; 1/4 tsp mango powder; 1/8 tsp turmeric; salt ((to taste)); water ((optional)); cilantro ((to taste)); oil ((for deep frying))