Pada salt fish pickle

Ingredients

• 500g salted kurau (threadfin fish ; wash and cut into smaller pieces)
• 100g green chillies (broken into 2)
• 50g young ginger (sliced)
• 1 whole garlic (remove skin)
• 1 big ball of tamarind (assam)
• 150ml vinegar
• 1/2 cup sugar
• 1/2 cup canola oil
• Salt to taste

To Be Blended/Grounded :

• 20 dried red chillies (add more if you like)
• 3 tbsp fennel powder
• 1 1/2 tbsp cumin powder
• 2 tbsp mustard seeds
• 1 tsp fenugreek seeds
• 2 inch young ginger
• 20 shallots