Tropical Cucumber Salad

Serves:

• 3-5 teaspoons fish sauce (see Shopping Tip)
• 1 teaspoon freshly grated lime zest, plus more for garnish
• 2 tablespoons lime juice
• 1 tablespoon canola oil
• 2 teaspoons light brown sugar
• 1 teaspoon rice vinegar
• 1/4 teaspoon crushed red pepper
• 1 medium English cucumber, cut into 3/4-inch dice
• 1 avocado, cut into 3/4-inch dice
• 1 mango, cut into 3/4-inch dice (see Kitchen Tip)
• 1/4 cup chopped fresh cilantro