Salmon Burger | Publix Super Markets

Ingredients

• 8 large radishes
• 1 1/2-inch piece fresh ginger
• 1/3 cup reduced-fat mayonnaise
• 2 teaspoons + 1/4 cup rice vinegar
• 1/2 teaspoon + 1/4 cup sugar
• 1 1/2 teaspoons kosher salt, divided
• 1/2 cup water
• 1 tablespoon reduced-sodium soy sauce
• 1 tablespoon Thai sweet chili sauce
• 4 (6 oz) salmon fillets, skin removed (about 1 1/2 lb)
• Cooking spray
• 1/2 teaspoon pepper
• 8 Bakery hamburger buns
• 2 cups watercress