Insulin-Boosting Spiced Lentil and Sweet Potato Stew

By AislePrompt Editorial · Published 2026-05-03 · Updated 2026-05-03

A hearty and comforting stew featuring sweet potatoes and lentils enriched with warming spices, inspired by Dorothy Hodgkin’s insulin structure research. This French recipe (vegan, gluten free), ready in about 45 minutes, pairs red lentils, sweet potato, onion for a weeknight-friendly dinner that comes together with one pan and minimal cleanup. Each serving lands at about 320 calories and feeds 4, so it slots cleanly into a weekly meal plan and pairs well with rice, quinoa, or a quick salad. 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 red lentils
• 2 medium, peeled and diced sweet potato
• 1 large, diced onion
• 3, minced garlic cloves
• 1 tbsp, grated ginger root
• 1 tsp ground cumin
• 1 tsp ground turmeric
• 1/2 tsp ground cinnamon
• 4 cups vegetable broth
• 1 cup coconut milk
• 2 tbsp olive oil
• 1 tsp salt
• 1/2 tsp black pepper
• 1/4 cup, chopped fresh cilantro
• 1 tbsp lime juice

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Instructions

1. Step 1: Heat 2 tbsp olive oil in a large pot over medium heat. Add 1 large diced onion, 3 minced garlic cloves, and 1 tbsp grated ginger. Sauté for 5 minutes until softened and fragrant.
2. Step 2: Stir in 1 tsp ground cumin, 1 tsp ground turmeric, and 1/2 tsp ground cinnamon; cook for 1 minute until spices are aromatic.
3. Step 3: Add 1 cup red lentils, 2 diced medium sweet potatoes, 4 cups vegetable broth, and 1 tsp salt. Bring to a boil, then reduce heat and simmer uncovered for 20 minutes until lentils and sweet potatoes are tender.
4. Step 4: Stir in 1 cup coconut milk and 1/2 tsp black pepper. Cook for an additional 5 minutes until stew thickens slightly.
5. Step 5: Remove from heat and stir in 1 tbsp lime juice and 1/4 cup chopped fresh cilantro. Ladle into bowls and serve warm.