Ham and cheese sandwiches without bread

Ingredients:

• 1 tbsp sour cream
• 1 tbsp. thinly sliced ​​chives
• 1 teaspoon Dijon mustard
• 1 teaspoon horseradish
• 1 medium jicama, about 10 cm wide, peeled and cut into 8 1 cm thick rounds.
• 170 g thin slices of lightly salted ham
• 4 slices Havarti cheese (about 90g)
• 2 cups fine arugula
• Pickle sticks for serving (optional)

Preparation:

1. In a small bowl, combine sour cream, green onions, mustard, horseradish and a little freshly ground black pepper.
2. Place four jicama slices on a work surface. Brush each with mustard sauce, top with a quarter of the ham, a slice of cheese, and about 1/2 cup of arugula.
3. Top with the remaining jicama slices, cut the sandwiches in half and serve with pickles.