Thai Hot & Sour Shrimp Soup

• 4 kaffir lime leaves
• 2 stalks lemongrass
• 2 from base only
• 850 ml water
• 130 gr shrimp
• 45 ml fish sauce
• 45 gr straw mushrooms
• 30 ml lime juice
• 3 gr thai curry paste (red)
• 1 gr cilantro leaves (chopped)