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vegan lentil burger

Vegan Lentil Burgers

This vegan burger, made of lentils and other nutritious ingredients, packs a punch of protein and is seriously tasty.

Course Main Course
Cuisine Vegan
Prep Time 12 minutes
Cook Time 35 minutes
Total Time 47 minutes
Calories 348 kcal


  • ½ cup lentils
  • ¾ cup low sodium vegetable broth
  • 2 Tbsp. ground flax seeds
  • 6 Tbsp. water
  • ¼  cup unsalted walnuts halves
  • 1 red bell pepper
  • 1 red onion, divide use
  • 2 Tbsp. whole wheat breadcrumbs
  • 1 tsp. garlic powder
  • ½ tsp. ground cumin
  • ½ tsp. ground smoked paprika
  • 4 whole wheat hamburger buns
  • 1 Tbsp. Dijon mustard
  • 1 Tbsp. vegan mayonnaise 
  • 2 cups fresh baby spinach, divided use


  1. Preheat oven to 350° F.

  2. Line a large baking sheet with parchment paper. Spray with nonstick cooking spray.

  3. Cook lentils. Add broth and lentils to a small pot, bring to a boil, simmer on low for 8 to 10 minutes. Remove from heat; set aside.

  4. Make flax egg: combine flax seeds and warm water; set aside for 5 minutes. 

  5. Crush walnuts with a mortar and pestle; set aside.

  6. Chop bell peppers into ¼-inch cubed pieces. Take ¾ onion, slice into thin rings; take the other ¼ onion and chop into ¼-inch cubed pieces; set aside. 

  7. In a large bowl, add flax egg, walnuts, bell pepper, cubed onion, lentils, breadcrumbs, garlic powder, and cumin, mix until combined. Divide lentil mixture into 4 even portions and form into a round patty shape. Place patties on baking sheet, bake for 30 to 35 minutes. Let patties cool for 1-2 minutes.

  8. To build burger, place 1 whole wheat bun on a serving plate, spread mustard and vegan mayonnaise evenly on bun; add ½ cup spinach, lentil patty, sliced onion, and top with remaining bun. Serve immediately.

Recipe Notes

The Nutrition Facts box below provides estimated nutritional information for this recipe.

Nutrition Facts
Vegan Lentil Burgers
Amount Per Serving
Calories 348 Calories from Fat 99
% Daily Value*
Fat 11g17%
Saturated Fat 1g6%
Sodium 416mg18%
Carbohydrates 48g16%
Fiber 6g25%
Sugar 6g7%
Protein 15g30%
* Percent Daily Values are based on a 2000 calorie diet.