Go Back
black bean caramelized onion veggie burger

Black Bean & Caramelized Onion Veggie Burger

These vegan, plant-based burgers are incredibly delicious, and have that #1 thing that can make or break a veggie burger. That's the grillability factor.
Course Main Course
Cuisine American
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 45 minutes
Servings 6
Calories 309 kcal


  • 1 cup cooked quinoa
  • 1 can black beans 19 oz.; mashed
  • 2 cups mushrooms of choice, roughly chopped
  • 1/2 medium onion chopped
  • 3 cloves garlic minced
  • 1 cup pumpkin seeds ground; walnuts work nicely as well
  • 1/3 cup oat flour can use spelt flour, brown rice flour
  • 1 flax egg see below for instructions
  • 4 Tbsp smoky BBQ sauce
  • 2 Tbsp whole grain Dijon mustard
  • 2 Tbsp extra virgin olive oil or avocado oil
  • Salt and pepper to season


  1. Cook quinoa according to package (usually do a 1:2 ratio, lid on for apx. 10 minutes).
  2. Heat oil over medium in a large skillet. Add in onion, mushroom and garlic. Cook until soft apx. 7-10 minutes.
  3. Make your flax egg* and set aside for 10 minutes.
  4. Meanwhile, make sure your nuts and oats are ground, and your beans are mashed.
  5. Add beans, nuts, oats, quinoa, mushroom, onion & garlic mix, BBQ sauce, Dijon, flax egg, salt and pepper to a large mixing bowl.
  6. Mix thoroughly and season accordingly.
  7. Take apx. 1/3 cup and form patties in hand.
  8. Cook on stove top with a drizzle of oil over medium apx. 3-4 minutes each side. You can also grill these burgers, and oven bake them.
  9. This is one of our favourite BBQ sauce brands (affiliate link here). 

Recipe Notes

For flax egg take 1 Tbsp ground flax seeds and mix with 3 Tbsp filtered water. Set aside for apx. 10 minutes until congealed consistency. Top with pickled onions, tomato, lettuce, vegan (or non-vegan) mayo, dijon mustard, caramelized onion, goat cheese (or vegan cheese)… or eat plain, whatever your pleasure.