When you’re craving something wholesome and satisfying, a Provencal Vegetable and Lentil Casserole is the perfect solution. This dish is packed with earthy lentils, hearty vegetables, and aromatic herbs, all simmered together in a savory, comforting casserole. Inspired by the flavors of Provence, it’s a colorful and nourishing meal that’s as vibrant as it is filling.
The base of this casserole is a medley of vegetables, including zucchini, tomatoes, onions, and bell peppers. These are gently sautéed to bring out their natural sweetness, and then combined with protein-rich lentils that add both texture and heartiness. The lentils soak up all the wonderful flavors from the vegetables and the broth, creating a dish that feels rich and satisfying without being heavy.
What makes this casserole truly special is the infusion of Provencal herbs like thyme, rosemary, and basil. These herbs infuse the entire dish with their fragrant, earthy aroma, evoking the sun-soaked fields of southern France. A dash of garlic and a splash of olive oil complete the savory flavor profile, bringing everything together in a perfect balance.
As the casserole bakes, the flavors meld together, creating a comforting, almost stew-like consistency that’s perfect for cooler days. The lentils break down slightly, thickening the dish and adding a wonderful creaminess. You can top it with a sprinkle of cheese, like goat cheese or Parmesan, for an added creamy touch, or keep it vegan for a lighter, plant-based option.
Provencal Vegetable and Lentil Casserole is perfect for meal prep or a weeknight dinner. It’s simple to make and packs a punch when it comes to flavor. Serve it on its own, or with a side of crusty bread for a complete meal. It’s also a great dish to make ahead, as the flavors continue to develop as it sits.
Whether you’re a vegetarian or just looking for a comforting, healthy meal, this casserole is sure to impress with its vibrant colors, fragrant herbs, and hearty ingredients.

Ingredients
- 2 tbsp olive oil
- 1 onion chopped
- 2 cloves garlic minced
- 2 carrots sliced
- 2 zucchini sliced
- 1 red bell pepper chopped
- 1 yellow bell pepper chopped
- 1 can diced tomatoes 14 ounces
- 1 cup green lentils rinsed
- 2 cups vegetable broth
- 1 tsp thyme dried
- 1 tsp rosemary dried
- 1 tsp dried basil
- 1 tsp dried oregano
- Salt and pepper to taste
Instructions
- In a large pot, heat the olive oil over medium heat. Add the onion and garlic and cook until softened, about 5 minutes.
- Add the carrots, zucchinis, and bell peppers to the pot. Cook for another 5 minutes, until the vegetables start to soften.
- Stir in the diced tomatoes, lentils, vegetable broth, and dried herbs. Season with salt and pepper to taste. Bring to a boil, then reduce heat and simmer for 1 hour, or until the lentils are tender.
- Serve hot and enjoy!
Why do ya need the fancy herbs? Just toss some garlic salt and call it a day! 3 outta 5.
It was okay, but I think it needed more salt or spices. Kinda bland for my taste. 3/5
Casserole??? More like mushy veggie soup! Sorry but not for me.
I had to improvise because I didn’t have green lentils. Used brown ones instead. Still turned out tasty!
Pretty solid recipe, and the lentils actually held up after the full hour. I used a little extra broth because mine got thick, but overall the flavor balance was great.
I think this might taste better without the tomatoes. Just an idea, not a fan of them lol.
Honestly, I don’t get the hype. It was okay, but I’ve had better. Maybe my lentils were old?
This casserole was amazing! So flavorful and healthy. My whole family loved it! 5 stars!
Wow, this was a hit at our potluck! Everyone wants the recipe now. Thank you!
Yum! I love how all these vegs taste together. Plus, it’s healthy! Will definitely make again. 🙂