Hearty Root Vegetable & Lentil Soup
A rustic, deeply comforting soup where earthy lentils meet sweet roasted root vegetables in a herb-scented broth. Every spoonful is thick, satisfying, and packed with wholesome goodness from carrots, parsnips, and a touch of fresh thyme. Perfect for chilly evenings with a hunk of crusty bread.
For 4 servings
- prep
Prepare the vegetables.
Wash, peel, and dice the carrots, parsnips, onion, and celery into uniform 1-cm pieces. Mince the garlic cloves. Rinse the lentils under cold water until the water runs clear.
TIPCutting vegetables the same size ensures they all cook evenly. - saute · ~9 min
Sauté the aromatic base.
1.Warm the olive oil in a large pot over medium heat.2.Add the diced onion, carrots, parsnip, and celery. Cook until softened (7-8 min), stirring often.3.Add the minced garlic and tomato paste. Cook, stirring constantly, until fragrant (1 min).TIPLet the tomato paste caramelize slightly on the pot bottom — it deepens the soup's savory flavor. - boil · ~2 min
Add lentils, water, and herbs. Bring to a boil.
1.Add the rinsed lentils, water, bay leaves, and thyme sprigs to the pot.2.Increase the heat to high and bring the soup to a rolling boil.3.Once boiling, reduce the heat to low to maintain a gentle simmer. - simmer · ~30 min
Simmer until lentils and vegetables are tender.
Partially cover the pot with a lid and let the soup simmer gently for 25-30 minutes. Stir occasionally. The lentils should be tender but not mushy, and the root vegetables should be easily pierced with a fork.
TIPIf the soup thickens more than you like, add a splash of water to loosen it. - mix · ~1 min
Season the soup.
1.Remove and discard the bay leaves and thyme sprigs.2.Stir in the salt and black pepper.3.Taste the broth and adjust the seasoning if needed. - garnish
Finish with lemon juice and parsley.
Ladle into warmed bowls. Sprinkle each serving with fresh chopped parsley and a squeeze of lemon juice right before eating.
TIPThe lemon juice brightens up all the earthy flavors — don't skip it.
What to keep in mind.
6 tips from the recipe — small details that make a real difference to the final dish.
- 1Uniformly dice vegetables into 1-cm pieces to ensure even cooking and a consistent texture.
- 2Rinse lentils until water runs clear to remove debris and prevent cloudy broth.
- 3Let the tomato paste caramelize slightly on the pot bottom for a deeper, savory flavor.
- 4Partially cover the pot while simmering to reduce evaporation and maintain a soup consistency.
- 5Add a splash of water if the soup becomes too thick during simmering — it's easy to adjust.
- 6Stir in lemon juice just before serving — it brightens the earthy flavors without dulling with heat.
Adapt it for your goals.
Creamy Coconut Twist
Swap half the water for canned coconut milk and add a pinch of red pepper flakes for a creamy, subtly spiced version that adds richness and a gentle heat.
Smoky Ham HockSmoky Ham Hock
Add a small smoked ham hock during step 3 and simmer with the lentils; remove, shred meat, and stir back in before serving for a hearty, smoky depth.
Low Oil / Oil FreeLow-Oil / Oil-Free
Sauté the vegetables in 2 tablespoons of water or vegetable broth instead of olive oil — reduces fat while still building flavour.
Herb Garden SwapHerb Garden Swap
Replace thyme and bay leaves with a bouquet garni of rosemary, sage, and a strip of orange zest for a more aromatic, Provencal-inspired profile.
Root Vegetable MedleyRoot Vegetable Medley
Substitute half the parsnips with diced sweet potato or celeriac for a slightly sweeter or more earthy character, depending on preference.
Why this is on our healthy list.
Rich in Dietary Fiber
Brown lentils and root vegetables like carrots and parsnips provide both soluble and insoluble fiber, supporting digestive health and promoting satiety.
Excellent Source of Plant-Based Protein
Lentils are a legume high in protein, making this soup a satisfying meatless meal that supports muscle maintenance and repair.
Packed with Vitamin A
Carrots and parsnips are rich in beta-carotene, a precursor to vitamin A, which supports immune function and healthy vision.
Low in Saturated Fat
With only a small amount of olive oil, this soup is naturally low in saturated fat, aligning with heart-healthy dietary patterns.
Natural Source of Antioxidants
Garlic, thyme, and parsley provide polyphenols and flavonoids that help combat oxidative stress in the body.
Frequently asked questions
Yes, green lentils work well and hold their shape similarly; cooking time may be about 5 minutes longer — check tenderness at 30 minutes.
