Step 1

Position rack in upper third of oven; preheat broiler.

Step 2

Whisk mayonnaise, ketchup and relish in a medium bowl. Add coleslaw mix and toss to coat.

Step 3

Place bread on a rimmed baking sheet and brush each piece with 1 teaspoon oil. Broil until toasted, 2 to 4 minutes. Flip the bread over and top each piece with 2 slices of turkey, 1/2 cup of the coleslaw and 1 1/2 slices Swiss cheese. Toast the sandwiches under the broiler until the cheese is melted, 2 to 3 minutes.