Layer the ingredients in a jar in the order described in the method for a delicious - and portable - lunch to eat al fresco or at your office desk.
You can split this recipe into two jars to make individual servings. One small steak per person is enough for a single serving. You might want to use half each of avocado and mango. Vary the salad by adding carrot or sliced peppers. Make it more substantial by serving over rice.