Add all the salad dressing ingredients in a jar or other airtight container. Cover, shake well and serve. You may keep it in a fridge for up to a week.
To make grilled shrimp:
Preheat grill for medium heat.
In a small bowl, add minced garlic, salt and olive oil. Toss in the shrimp into the paste, stir until well coated.
Lightly oil grill pan. Cook shrimp for about 2 minutes per side.
To serve the salad:
In a large salad bowl, add shaved Napa cabbage, red cabbage, green onions, cilantro, and thinly sliced mango. Stir in a generous amount of salad dressing (about 5 tablespoons) , serve with grilled shrimp, toasted sesame seeds and chopped peanuts.