Elena Besser's Chicago-Style Hot Dog Sandwich Recipe

Ingredients

• 1 dill pickle spear, diced
• 3 to 4 sport peppers, thinly sliced
• 1 tablespoon bright green sweet relish
• 1 teaspoon poppy seeds
• 1 tablespoon neutral oil
• 2 kosher beef hot dogs, cut in half lengthwise
• 1 to 2 tablespoons yellow mustard
• 2 slices white or potato bread
• 1 small beefsteak tomato, sliced
• 1 small white onion, thinly sliced
• 1/2 teaspoon celery salt