Pumpkin Soup

Ingredients

• 1.5kg pumpkin, peeled and chopped
• 200g carrots, peeled and chopped
• 1 brown onion, peeled and chopped
• 2 garlic cloves
• 1.5L water
• 50g butter
• 1 tbsp brown sugar
• 1 tsp salt
• 1 pinch black pepper