Spicy Broad Beans Yam Fry

Name: Spicy Broad Beans Yam Fry
Ingredients: 2 small Yams ((peeled and cleaned)); 1 pinch Turmeric Powder; 1 cup Water; 1 tbsp Oil; 1 tsp Mustard Seeds; 5-6 Fenugreek Seeds; 1/2 tsp Carom Seeds; 1 pinch Hing/Asafoetida; 2 tbsp Green Chilies ((chopped)); 1/2 tsp Turmeric Powder; 1 tsp Red Chili Powder; 1/2 cup Onions ((sliced)); 1 bowl Prepared Boiled Yam; 1 cup Broad Beans ((chopped)); 1 tsp Coriander Powder; 1/2 tsp Cumin Powder; 1/4 cup Water; 1 sprig Coriander Leaves ((for garnishing))