Prep: 15 minutes; Stand: 20 minutes; Total Time: 35 minutes.
Whisk together first 4 ingredients (through black pepper) in a large serving bowl. Toss in the lobster and the next 4 ingredients (through basil). Stir to combine, and let stand 15 minutes.
Arrange the toasts on serving plates, and top evenly with lobster salad. Let stand 5 minutes for juices to soak into the bread. Garnish with additional basil leaves.
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