Thai Sweet Potato and Coconut Soup

Ingredients

• 1 tbsp (15 mL) olive oil
• 1 onion, chopped
• 2 cloves garlic, finely chopped
• 1 tbsp (15 mL) chopped fresh gingerroot
• 1 tbsp (15 mL) Thai red curry paste (or to taste)
• 2 lbs (1 kg) sweet potatoes, peeled and diced
• 4 cups (1 L) vegetable stock or water
• salt and pepper to taste
• 1/3 cup (75 mL) canned coconut milk (low fat or regular)