Fig, Prosciutto, and Goat Cheese Pinwheels - Taste Like Magic

Ingredients

• 1 sheet puff pastry, thawed according to package instructions
• 1 cup fig preserves, or as needed
• 4 slices prosciutto, or as needed
• 4 ounces goat cheese, at room temperature
• 1 tablespoon chopped fresh rosemary, plus more for garnish
• 1 tablespoon chopped walnuts
• 1 large egg, beaten
• 1/4 teaspoon finely ground Himalayan pink salt, or more to taste