Grilled Fish Sandwich With A Creole Corn And Jalapeno Tartar Sauce With A Grilled Vegetable Relish |

Ingredients

• 1 ear of sweet corn
• Drizzle of olive oil
• Salt
• Freshly ground black pepper
• 1 egg
• 1 tablespoon minced garlic
• 2 tablespoons fresh lemon juice
• 1 tablespoon chopped parsley
• 2 tablespoons chopped green onions
• 1 tablespoon Creole or whole-grain mustard
• 1 small jalapeno, stemmed, seeded and minced
• 1 cup olive oil
• 1/4 head of radicchio
• 10 spears of pencil asparagus, blanched
• 2 roma tomatoes, cored and cut in half
• 1 small zucchini, cut into 1/4 inch slices
• 2 (1/4 inch) slices of red onion
• 4 each (6 ounce) firm white fish fillets
• 4 submarine rolls, split in half
• 4 tablespoons butter, at room temperature