Heat the oil in a large saucepan over a medium heat.
2 tablespoons olive oil
Add the onion, peppers, garlic, salt and pepper and fry for 5 minutes, until the onion starts to soften.
1 onion, 2 red bell peppers, 2 cloves garlic, ½ teaspoon salt, ½ teaspoon ground black pepper
Add the lentils and stock. Stir together and bring to the boil. Turn down the heat and simmer for 18-20 minutes, until the lentils are tender.
100 g (1/2 cup) red lentils, 480 ml (2 cups) vegetable stock
Turn off the heat and stir through the crème fraiche. If you’d like a smooth sauce, carefully blend, using a hand blender.
2 tablespoons crème fraiche
Video
Notes
Storage and reheating
Refrigerate the cooled sauce in a sealed container for up to three days. Alternatively freeze the sauce in single or family-sized portions in a sealed container and defrost in the refrigerator overnight. Reheat in a saucepan until piping hot.Nutritional information is approximate, per serving, based on this recipe making 6 servings.