Mexican salad with chipotle lime dressing

Name: Mexican salad with chipotle lime dressing
Ingredients: Chipotle lime dressing; 3/4 cup good quality mayonnaise; 3 limes, juiced; 1 orange, juiced; 1/2 teaspoon chipotle powder; 1 teaspoon dried Mexican oregano; 1-2 teaspoons agave nectar; several dashes Mexican hot sauce (adjust to taste); 1/2 teaspoon freshly ground black pepper; Salt, to taste; Mexican Salad; 2 red bell peppers. sliced thinly; 2 carrots, shaved thinly (using a vegetable peeler); 1 green leaf lettuce, sliced thinly; 2 ripe Hass avocados, sliced; 2 ripe Ataulfo mangos, sliced; 2 cups fresh corn; 2 Serrano peppers, seeded and diced finely; 5 scallions, finely sliced (green parts only); 1 bunch cilantro, chopped; 1 cup lightly toasted, chopped walnuts