Red lentil vegetable soup recipe

Ingredients

• 1 medium onion, finely chopped
• 1 leek, tender white and pale green parts only, thoroughly washed and finely chopped
• 2 carrots, finely chopped
• 2 stalks celery, finely chopped
• 2 garlic cloves, finely minced
• 2 zucchini, finely chopped
• 1/2 teaspoon chili powder
• 1/2 teaspoon ground cumin
• 1/4 teaspoon smoked paprika
• 1 teaspoon turmeric
• 1 cup diced tomatoes
• 1 cup lentils, rinsed and picked through for stones
• 1/2 cup fresh cilantro, chopped
• 6 cups vegetable stock
• 1 bunch kale, chopped