ingredients : (1) chal kumro / ash gourd - 400 gm (2) onion paste - 1 medium size (3) ginger and garlic paste - 1 tsp (4) mustard seeds paste - 1 tbsp (5) slitted green chilli - 5 pcs (6) turmeric powder - 1 tsp (7) salt (8) sugar (9) mustard oil