Reuben Sandwich | Saveur

Ingredients

• 1⁄2 cup mayonnaise
• 1 tbsp. chili sauce
• 1 tbsp. finely chopped flat-leaf parsley leaves
• 1 tsp. finely grated yellow onion
• 1⁄2 tsp. drained grated horseradish
• 1⁄4 tsp. worcestershire sauce
• Kosher salt and freshly ground black pepper, to taste
• Butter, softened
• 8 slices rye bread
• 8 slices swiss cheese
• 2 cups drained sauerkraut
• 1 lb. thinly sliced corned beef