Grilled Lobster And Avocado Salad

Name: Grilled Lobster And Avocado Salad
Ingredients: 1 tablespoon Dijon mustard; 1 tablespoon chopped shallots; 3 tablespoons grapefruit vinegar* (recommended: O); 1 lime, juiced; 3 tablespoons grapefruit oil* (recommended: O); 3/4 cup extra-virgin olive oil; 2 tablespoons chopped parsley leaves; 2 tablespoons thinly sliced basil or mint leaves; 1/2 teaspoon kosher salt; 1/2 teaspoon freshly ground black pepper; 4 avocados; Juice of 1/2 a lime; 4 lobster tails; Melted butter, for basting; 2 red bell peppers, diced; 1 jicama, diced; 1 Maui onion, diced; 2 heads butter lettuce; 1/4 cup pine nuts, toasted; 1 Maui onion, very thinly sliced; 1 pint grape tomatoes, or sweet 100 tomatoes or pear tomatoes