Holiday Seitan Roast

Photography By: François Murphy

Looking for a delicious holiday roast to serve this year? This plant-based recipe combines kidney beans, mushrooms, oats and arrowroot flour to create the perfect centrepiece roast.

Prep Time: 15 minutes
Cook Time: 45 minutes
Total Time: 1 hour
Serves: 6


  • 2 tbsp olive oil
  • 1/2 cup diced onions
  • 1/2 cup diced mushrooms
  • 1/2 tsp dried thyme
  • 1/2 tsp dried oregano
  • 1/4 tsp dried tarragon
  • 1/4 tsp ground cloves
  • 1/2 tsp ground cumin
  • 2 cups Kidney beans, cooked and drained
  • 3 tbsp nutritional yeast
  • 1 tbsp flaxseeds
  • 3 tbsp oats
  • 2 tbsp maple syrup
  • 4 tbsp soy sauce
  • 1/2 tsp arrowroot flour
  • 1/8 tsp liquid smoke


  1. Preheat oven to 375˚F (190˚C).
  2. In a large sauté pan over medium heat add oil. Once heated add onions. Sauté onions, until they start to brown, about 4 minutes.
  3. Add mushrooms, spices and herbs. Cook on medium heat until the mushrooms have released their water and it has evaporated.
  4. Add in 2 tbsp of soy sauce and kidney beans then cook on low heat for 2 minutes.
  5. In a food processor, grind oats and flax seeds together.
  6. Add oats, flax, and nutritional yeast to kidney beans and mash into a puree.
  7. Roll out a piece of foil approximately 20 inches long and place the mushrooms and kidney beans mixture right at the edge of it, shaping it roughly 8 inches long and 4 inches wide.
  8. Roll up the foil and keep rolling it until you reach the end, so that the roast is surrounded by a few layers of foil. Then twist each end tightly shut so the roast firms up into a roll.
  9. Gently unroll the foil and place the roast onto a baking sheet.
  10.  In a small bowl, whisk together the remaining soy sauce, maple syrup, liquid smoke and arrowroot flour. Brush onto the roast making sure to cover the entire
  11. Bake for 30 minutes until roast is tender and exterior is slightly crispy.
A plant-based holiday roast made from kidney beans, arrowroot flour, mushrooms and oats.

A plant-based holiday roast made from kidney beans, arrowroot flour, mushrooms and oats.

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