Simmered Shiitake Mushrooms

Bahan-bahan (4 porsi)

• 6 dried shiitake mushrooms
• 1 cup dashi (Japanese soup stock)
• 1 Tbsp sake ((or use water))
• 1 Tbsp mirin ((or substitute 1 Tbsp sake or water + 1 tsp sugar for every 1 Tbsp mirin))
• 1 Tbsp soy sauce
• 1 Tbsp sugar