One-Pot Mushroom and Lentil Stew with Thyme

By AislePrompt Test Kitchen · Reviewed by AislePrompt Editorial · Published 2026-04-11 · Updated 2026-04-11

A comforting, earthy stew featuring tender lentils, mushrooms, and fresh thyme, simmered to create a rich, satisfying one-pot meal. This vegetarian-inspired one pot (vegetarian) ready in about 40 minutes pairs rinsed green lentils, vegetable broth, chopped mushrooms for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 220 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with a quick salad or grain on the side. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Ingredients

• 1 cup, rinsed green lentils
• 1.5 cups vegetable broth
• 1 cup, chopped mushrooms
• 1/2 cup, chopped carrots
• 1/2 cup, chopped celery
• 1 small, diced onion
• 2 cloves, minced garlic
• 1 tbsp olive oil
• 1 tsp dried thyme
• 1/2 tsp salt
• 1/4 tsp black pepper
• 1/4 cup, chopped fresh parsley

Instructions

1. Step 1: Heat 1 tbsp olive oil in a large pot over medium heat. Add 1 small diced onion and cook for 3 minutes until softened, then add 2 minced garlic cloves and cook for 1 minute until fragrant.
2. Step 2: Stir in 1 cup chopped mushrooms, 1/2 cup chopped carrots, and 1/2 cup chopped celery. Cook for 5 minutes, stirring occasionally, until vegetables are tender.
3. Step 3: Add 1 cup rinsed green lentils, 1.5 cups vegetable broth, 1 tsp dried thyme, 1/2 tsp salt, and 1/4 tsp black pepper. Bring to a simmer, cover, and cook for 25 minutes until lentils are tender and liquid has reduced.
4. Step 4: Remove from heat, stir in 1/4 cup chopped fresh parsley, and let rest for 5 minutes before serving.