Lentil Coconut Soup

Ingredients

• 1 white onion, diced
• 1/2 red serrano pepper, or to taste, minced
• 1 - 2 inch piece ginger (2 tbsp minced)
• 4 tsp whole cumin seeds*
• 1 tbsp coriander seeds*
• 1 1/2 cups red lentils
• 4 cups vegetable stock (or water)
• 1 (14 oz) can coconut milk
• 1 1/2 tsp sea salt
• 1 1/2 tsp freshly ground black pepper
• 2 tbsp olive oil
• 2 fresh lemons (2 tbsp zest + 5 tbsp lemon juice)
• 1/2 bunch fresh cilantro
• 1 ripe avocado
• dried chile flakes, garnish