Cook the Book: Duck Club Sandwich

Name: Cook the Book: Duck Club Sandwich
Ingredients: 4 (8-ounce) Muscovy duck breasts; Perfect Roast Seasoning (recipe follows) or kosher salt and freshly ground black pepper; 1/2 cup Olive Oil Mayonnaise (recipe follows) or regular mayonnaise; 12 slices Raisin Walnut Bread (recipe follows) or other raisin bread, toasted; 4 tablespoons crumbled cooked bacon (from 4 slices); 2 cups shredded iceberg lettuce; 2 small tomatoes, thinly sliced; 1 small red onion, thinly sliced; 1/4 cup plus 2 tablespoons kosher salt; 3 tablespoons freshly ground black pepper; 1 1/2 teaspoon dried thyme; 1 1/2 teaspoons red wine vinegar; 1/4 teaspoon kosher salt; 1 large egg; 1 large egg yolk; 2 teaspoons Dijon mustard; 3/4 cup canola oil; 1/2 cup extra-virgin olive oil; Freshly ground black pepper; 1 1/8 teaspoons active dry yeast or 2 ounces fresh yeast; 3 large eggs, lightly beaten; 1/3 cup granulated sugar; 1/4 cup (packed) dark brown sugar; 1/4 cup honey; 5 3/4 cups bread flour; 2 teaspoons kosher salt; 1 1/2 teaspoon ground cinnamon; 8 tablespoons (1 stick) unsalted butter, cubed, at room temperature; 2 cups raisins; 1/2 cup chopped walnuts