Posolar Khar Bhaji (Banana Stem fry)

Ingredients

• Tender banana stem: 500 gms
• Salt: 1 tsp
• Mustard oil: 2 tbsps
• Fenugreek seeds: a pinch
• Sodium bicarbonate: ¼ tsp
• Salt and sugar: to taste
• Warm water: 200 ml
• To garnish: mustard oil - 1-2 tbsps, ginger juice – 1 tbsp