Boroi Khatta with Salmon

Name: Boroi Khatta with Salmon
Ingredients: 3 tbsp oil; 8 cloves garlic; 7-8 shallots (depends on size of shallots); 1 tsp turmeric powder; 1 ½ tsp salt; 40 pieces boroi, rinsed; 4 ½ cups boiling water; 1-2 whole green chilies; 1.5-4 teaspoon sugar (based on taste test); 2 limes, juiced; ½ cup coconut milk; ½ barberries; 7 salmon filets with skin on (de-boned, but skin on) each approx. 3.5-4 inches long, 2.5-3 incheswide and ½-¾ inch thick; 2 tbsp unsalted butter (at room temperature); 1 slice lemon; Salt to taste; Freshly ground black pepper to taste; Handful of fresh chives, chopped/minced; 2 tsp sumac, ground; 1 tsp turmeric, ground; 1 tsp coriander, ground; ½ oz saffron