Hearty Lentil and Potato Stew

Ingredients

• 2 tbsp olive oil
• 3 cloves garlic, minced
• ½ large brown onion, finely diced
• 3 cups vegetable stock
• 1 cup red lentils, rinsed
• 150 g potato, peeled and cubed
• 150 g sweet potato, peeled and cubed
• ½ tsp grated lemon peel
• 2 tbsp lemon juice
• 150 g baby spinach leaves
• ¾ tsp ground cumin
• ¾ tsp thyme leaves
• ¼ tsp paprika
• 2 tbsp mint leaves, finely diced
• Salt, to taste
• Freshly grated black pepper, to taste
• Plant-based yoghurt, to serve (optional)