In a bowl, combine all the ingredients for the vinaigrette and season to taste with sea salt and freshly ground black pepper.
3 tbsp. fish sauce, The zest and juice of one lime, 1 tbsp. extra virgin olive oil, 1 tsp. white wine vinegar, Sea salt and freshly ground black pepper to taste, ½ tsp. red pepper flakes
Add the cucumber, avocado, mango, and cilantro to the bowl, and toss gently until everything is well coated with the vinaigrette and serve.
1 cucumber cut into cubes, 1 avocado cut into cubes, 1 mango cut into cubes, ¼ cup fresh cilantro