Slow Cooker 4-Ingredient Lentil Soup

Here’s a simple and hearty 4-ingredient slow cooker lentil soup that’s cheap, healthy, and very filling. 🥣✨
Ingredients (4 servings)
1 cup lentils (dry, rinsed)
1 cup carrot, diced
1 cup onion, chopped
4 cups vegetable broth
Optional (not counted in the 4 ingredients)
Salt & pepper
Garlic powder or cumin
A squeeze of lemon
Instructions
Rinse the lentils under cold water to remove dust or debris.
Add lentils, carrots, onions, and vegetable broth to your slow cooker.
Stir everything together.
Cook:
Low: 7–8 hours
High: 3–4 hours
Once the lentils are soft, taste and add salt and pepper if desired.
Quick Tips 🍋
Add spinach or kale in the last 10 minutes for extra greens.
Blend half the soup for a creamier texture.
A squeeze of lemon at the end brightens the flavor.
✅ Nutrition bonus: Lentils are rich in protein, fiber, and iron, making this soup very satisfying.
If you want, I can also show you:
A 4-ingredient lentil soup with tomatoes
A Moroccan-style lentil slow cooker soup  (with cumin and paprika).