Homemade Reuben Sandwich Recipe - Yummy Gusto

Ingredients

• 1 kg (2 lbs) homemade pastrami
• 10 slices of light rye bread
• 10 slices of Swiss cheese
• Butter for spreading
• 1 tablespoon grapeseed oil
• 1/2 onion, thinly sliced
• 350 grams (12 oz) white cabbage, finely shredded
• 1 1/4 cups (300 ml) cider vinegar
• 1/3 cup (85 ml) water
• 1 teaspoon salt
• 2 teaspoons sugar
• 1 teaspoon caraway seeds (optional)
• 1 tablespoon onion, finely chopped
• 1 tablespoon dill pickle (gherkin), finely chopped
• 3/4 cup mayonnaise
• 1/4 cup sour cream (or extra mayonnaise)
• 2.5 tablespoons sriracha, spicy ketchup, or chili sauce (alternatively 1/4 cup ketchup with 2 teaspoons Tabasco)
• 3 teaspoons jarred horseradish (adjust for taste)
• 1 teaspoon Worcestershire sauce
• 1/4 teaspoon sweet paprika