Grilled Thai Turkey Satay Skewers (Gai Nuang Satay)

Ingredients

• 1 Tbsp coriander seeds, toasted
• ¼ cup thinly sliced lemongrass
• ¼ cup cilantro stems, thinly sliced
• 2 Tbsp water
• 1 Tbsp turmeric powder
• 2 tsp curry powder
• 1 tsp tapioca starch
• 1 ½ tsp sea salt
• ¼ tsp ground white pepper
• 2 Tbsp evaporated milk
• 1 Tbsp + 1 ½ teaspoons thin soy sauce
• 1 Tbsp + 1 ½ teaspoons Thai oyster sauce
• 1 Tbsp sweetened condensed milk
• ¼ cup canola or vegetable oil + extra for grilling
• 1 ½ lbs / 675 g skinless, boneless turkey thigh, cut into bite-size pieces
• ½ cup well-shaken coconut milk, for brushing
• Peanut sauce, for serving (recipe follows)
• 12 x 6-inch bamboo skewers