Easy and Flavorful Slow Cooker Lentil Taco Chili

Posted on August 23, 2025 ·

By Lyndy

slow cooker lentil taco chili in a bowl

Looking for a hearty, protein-packed meal that’s as nourishing as it is delicious? This Slow Cooker Lentil Taco Chili is everything you need. It’s rich in plant-based protein, packed with vegetables, and bursting with bold taco-inspired flavor. Plus, it’s a dump-and-go recipe that simmers to perfection in your Crock-Pot — making it perfect for busy weeknights or lazy Sunday meal preps.

If you’re a fan of cozy one-pot meals like Vegetarian Baked Ziti or warming Creamy Wild Rice and Mushroom Soup, this vegetarian lentil chili recipe will earn a permanent spot in your recipe rotation. Whether you’re vegetarian, vegan, or simply trying to eat more meatless meals, this is one of those tasty vegetarian recipes that even carnivores will devour.

Why This Crock-Pot Lentil Taco Chili Is a Must-Try

This Crock-Pot Lentil Taco Chili is more than just another chili. It’s:

  • Loaded with fiber and plant protein from lentils and beans
  • Totally meatless and vegan-friendly
  • Spiced to perfection with chili powder, cumin, and taco seasoning
  • Freezer-friendly and great for batch cooking
  • Low-prep and hands-off thanks to slow cooking

Unlike many traditional chili recipes, this version doesn’t rely on meat for depth of flavor. Instead, it lets the combination of aromatic spices, tomatoes, and legumes do the heavy lifting. If you’ve been looking for a satisfying vegetarian crockpot recipe that even picky eaters will love, this is the one.

Ingredients for Slow Cooker Lentil Taco Chili

Here’s what you’ll need to make this incredibly flavorful vegetarian chili with lentils:

  • 1 cup dry brown or green lentils, rinsed and drained
  • 1 (15 oz) can black beans, drained and rinsed
  • 1 (15 oz) can kidney beans, drained and rinsed
  • 1 (15 oz) can corn, drained
  • 1 (15 oz) can fire-roasted diced tomatoes, with juices
  • 1 (6 oz) can tomato paste
  • 1 small onion, diced
  • 3 cloves garlic, minced
  • 1 bell pepper, chopped (any color)
  • 2½ cups vegetable broth
  • 1 tablespoon chili powder
  • 1½ teaspoons ground cumin
  • 1 teaspoon paprika
  • 1 teaspoon oregano
  • 1½ teaspoons salt
  • 1 teaspoon black pepper
  • 1½ tablespoons taco seasoning (store-bought or homemade)

Optional toppings: diced avocado, vegan sour cream, cilantro, crushed tortilla chips, lime wedges.

Want to add more hearty vegetarian dinners to your rotation? Try our comforting Cheesy Mexican Tortilla Casserole next!

To prepare this slow cooker lentil taco chili with ease, gather the following tools:

  • Large slow cooker (6-quart recommended)
  • Cutting board
  • Chef’s knife
  • Measuring cups and spoons
  • Can opener
  • Ladle or serving spoon
  • Airtight containers (for leftovers)

Looking for more slow cooker meals? Check out our Slow Cooker Baked Ziti for another hands-off dinner idea.

Step-by-Step: How to Make Chili With Lentils in a Crock Pot

This vegan chili lentil recipe comes together with almost no effort. Just toss everything in and let the slow cooker do its job.

  1. Rinse the Lentils
    Start by rinsing your dry lentils under cool water and draining thoroughly.
  2. Chop the Veggies
    Dice your onion, mince the garlic, and chop your bell pepper. No need to sauté first — it all cooks together.
  3. Combine Ingredients
    Add all ingredients to your Crock-Pot: lentils, black beans, kidney beans, corn, fire-roasted tomatoes, tomato paste, onion, garlic, pepper, and spices. Pour in the vegetable broth and give everything a good stir.
  4. Set It and Forget It
    Cook on HIGH for 4-5 hours or LOW for 6-8 hours, until the lentils are tender and the chili has thickened.
  5. Adjust Seasoning and Serve
    Taste and adjust salt or spice levels to your liking. Serve hot with your favorite toppings.

For an easy weekend breakfast to go with this, try a batch of High Protein Overnight Oats prepped the night before.

Tips to Perfect Your Vegetarian Lentil Chili Recipe

Here are a few expert tips to ensure your slow cooker lentils turn out perfectly:

  • Use brown or green lentils: They hold their shape better than red lentils during long cooking.
  • For smoky depth, add a dash of smoked paprika or chipotle powder.
  • Need more liquid? Add extra broth as needed to reach your desired thickness.
  • Like it spicy? Toss in diced jalapeño or red chili flakes.
  • Want more texture? Add cubed sweet potato or zucchini.

Craving more unique comfort foods? Try Pumpkin French Toast Roll-Ups for your next brunch.

Common Mistakes to Avoid When Making Slow Cooker Lentils

Even simple recipes can go wrong. Here are some common mistakes to avoid:

  • Skipping the rinse: Always rinse lentils to remove dust or debris.
  • Using red lentils: They break down too much and create a mushy texture.
  • Too much liquid: Lentils release starch, so go easy on broth unless needed.
  • Lifting the lid too often: Every peek extends cooking time and releases heat.

Love bold flavors? Don’t forget to try our spicy Southwest Chicken Burrito Bowls — great for lunch meal prep!

Recipe Variations and Customizations for Vegan Chili Lentil

This vegetarian crockpot chili recipe is endlessly customizable. Try some of these tweaks to suit your tastes:

  • Add grains: Stir in cooked quinoa or brown rice at the end.
  • Go Tex-Mex: Add a dash of lime juice, chopped cilantro, or green chiles.
  • Boost veggies: Include carrots, zucchini, or mushrooms for more texture.
  • Make it creamy: Blend part of the chili for a thicker, stew-like consistency.

Need a quick bread on the side? Whip up a batch of Garlic Parmesan Focaccia Bread for dipping.

Serving Suggestions and Presentation Ideas

Presentation makes everything better. Serve your lentil chili recipe crockpot style with:

  • Diced avocado or guacamole
  • Dollop of vegan sour cream or coconut yogurt
  • Fresh cilantro and lime wedges
  • Crushed tortilla chips for crunch
  • Side of Sweet Potato Toast

You can also serve it over rice, pasta, or baked potatoes for a hearty chili bowl.

How to Store and Reheat Leftovers

This vegetarian lentil chili recipe makes amazing leftovers. Here’s how to store them:

  • Refrigerator: Store in an airtight container for up to 5 days.
  • Freezer: Freeze portions for up to 3 months.
  • Reheat: Warm on the stovetop or microwave, adding water or broth if too thick.

Batch cook on the weekend and enjoy all week long, just like we do with our Pumpkin Baked Oatmeal.

Best Pairings for Crock-Pot Lentil Taco Chili (No Alcohol)

Complement your chili with one of these refreshing, non-alcoholic options:

These pairings keep the meal light, refreshing, and balanced.

FAQs About Vegetarian Crockpot Chili Recipes

Can I make this chili ahead of time?
Yes, it stores beautifully in the fridge or freezer.

Can I cook it on the stovetop instead?
Yes! Simmer on low for 35–40 minutes, stirring occasionally.

What type of lentils should I use?
Stick with green or brown lentils for best texture.

Is this recipe spicy?
It has a mild kick. Add jalapeños or hot sauce to increase heat.

Can I add meat if I’m not vegetarian?
Absolutely. Ground turkey or beef can be added, but it’s just as hearty without.

Final Thoughts on This Tasty Vegetarian Recipe

This Slow Cooker Lentil Taco Chili brings together the best of comfort food and plant-based nutrition. It’s a dish that satisfies meat-eaters and vegetarians alike with bold, zesty flavors and a rich, hearty texture. Whether you’re serving a crowd, meal prepping for the week, or just craving a bowl of warmth, this chili delivers.

For more cozy vegetarian crockpot recipes, browse through our full Dinner Category or explore more Slow Cooker Recipes.

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Flavor-Packed Slow Cooker Lentil Taco Chili (Easy & Vegan)


  • Author: Lyndy
  • Total Time: 6 hours 10 minutes
  • Yield: 6 servings 1x

Description

This **Slow Cooker Lentil Taco Chili** is a hearty, plant-based comfort food perfect for weeknights or meal prep. Packed with protein-rich lentils, beans, fire-roasted tomatoes, corn, and taco-inspired spices, it’s vegan, gluten-free, and family-approved. Just toss everything in the crock-pot and let it simmer into a bold, flavorful chili that’s customizable with your favorite toppings.


Ingredients

Scale
  • 1 cup dry brown or green lentils, rinsed
  • 1 (15 oz) can black beans, drained and rinsed
  • 1 (15 oz) can kidney beans, drained and rinsed
  • 1 (15 oz) can fire-roasted diced tomatoes
  • 1 (15 oz) can corn kernels, drained
  • 1 medium onion, diced
  • 1 bell pepper, chopped
  • 2 cloves garlic, minced
  • 1 tbsp olive oil (optional, for sautéing)
  • 1 tbsp chili powder
  • 1 tsp ground cumin
  • 1/2 tsp smoked paprika
  • 1/2 tsp oregano
  • 1/2 tsp salt
  • 1/4 tsp black pepper
  • 3 cups vegetable broth
  • Juice of 1 lime (added at the end)
  • Optional toppings: avocado, cilantro, tortilla strips, dairy-free sour cream, lime wedges

Instructions

  1. Prep veggies: Dice onion, bell pepper, and mince garlic.
  2. (Optional) Sauté: Cook onion, pepper, and garlic in olive oil for 3–5 minutes for extra flavor.
  3. Combine ingredients: Add lentils, beans, tomatoes, corn, spices, and broth into slow cooker. Stir well.
  4. Cook: Cover and cook on HIGH for 4 hours or LOW for 6–7 hours, until lentils are tender.
  5. Finish: Stir in lime juice, adjust seasoning, and serve hot with toppings.

Notes

  • Use green or brown lentils for best texture — red lentils become mushy.
  • Don’t skip the lime juice at the end; it brightens the flavors.
  • Make it spicier with jalapeño, chipotle, or cayenne.
  • Add extra protein by stirring in quinoa or more beans.
  • Stir in spinach or kale during the last 15 minutes for added nutrients.
  • Prep Time: 10 minutes
  • Cook Time: 6 hours
  • Category: Dinner, Soup, Vegan, Slow Cooker
  • Method: Slow Cooker
  • Cuisine: Mexican-Inspired, American

Nutrition

  • Serving Size: 1 bowl
  • Calories: 220
  • Sugar: 6g
  • Sodium: 550mg
  • Fat: 4g
  • Saturated Fat: 0.5g
  • Unsaturated Fat: 3g
  • Trans Fat: 0g
  • Carbohydrates: 38g
  • Fiber: 12g
  • Protein: 13g
  • Cholesterol: 0mg

Keywords: Slow Cooker Lentil Taco Chili, Vegan Chili Crockpot, Lentil Chili Recipe, Crockpot Taco Chili, Vegetarian Slow Cooker Chili

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