Sri Lankan Black Pork Curry

Ingredients

• 1 1/2 lb pork shoulder or picnic roast cut into 1" cubes
• kosher salt
• 4 tsp ground black pepper
• 2 tsp ground cardamom
• 1 tsp Madras Curry Powder
• 3 tsp tamarind sauce
• 1 tbsp olive oil
• 2 tbsp olive oil
• 1/2 medium onion (peeled and finely chopped)
• 2 tbsp Thai red curry paste
• 1/2 tsp Asian chili sauce
• 2 tbsp tomato paste
• 1 tsp ginger paste
• 3 cloves garlic (grated)
• 2-3 whole bay leaves
• 1 tbsp sugar (or more to taste)