In a Dutch oven, heat olive oil. Add onion, celery, and carrots, and cook for 5 minutes. Add garlic, and cook for 1 minute. Add curry and cumin, and cook for 1 minute.
Add tomatoes, broth, and lentils; bring to a boil. Reduce heat to a simmer, and cook, stirring occasionally, until tender, 30 minutes. Garnish with croutons and parsley, if desired.
Recipe by Southern Lady Magazine at https://southernladymagazine.com/vegetable-red-lentil-soup-recipe/