Alaska Salmon Cooked on an Oak Plank - Wild Alaska Seafood

Ingredients

• 2 sides skinless wild Alaska King Salmon
• Butchers string
• 1 plank of oak 2 ½ cm thick soaked for 24 hours in room temperature water
• 250g maple syrup
• 20g Malden salt
• 75g sherry vinegar
• 75g light olive oil
• 4 skinless sweet onions (cut in half)
• Cold fresh water to cover the onions
• 1 lime juiced and zest
• Tablespoon light olive oil
• 2 tablespoons sweet sherry
• ½ tablespoon sherry vinegar
• 1/8 teaspoon ground nutmeg
• Malden salt
• Black pepper