Preheat the broiler.
Prepare:
      Shrimp Salad or Lobster Salad
Divide the salad among:
      4 slices brioche or challah, lightly toasted
Top with:
      4 ounces Parmesan cheese, grated
Broil the sandwiches in a shallow baking pan about 4 inches from the heat until the cheese is melted and golden, 1 to 2 minutes. Serve hot.