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Holiday Roasted Cauliflower and Chestnuts

A delicious plant-based side for your holiday meal.

  • Author: Dr. Rosane Oliveira
  • Prep Time: 20 minutes
  • Cook Time: 25 minutes
  • Total Time: 45 minutes
  • Yield: 6-8 1x
Print Recipe


  • 1 head cauliflower, cut into bite-size pieces
  • 1 cup chestnuts, roasted, roughly chopped
  • 1 tsp thyme, fresh
  • Black pepper, freshly ground, to taste
  • 1 cup leeks, finely chopped
  • 3/4 cup celery, finely chopped
  • 2 tbsp green onion, finely chopped
  • 2 tsp garlic, fresh, minced
  • 1 tbsp sage, fresh, finely chopped
  • 1 tsp rosemary, fresh, finely chopped
  • 1/2 tsp nutmeg, ground
  • Black pepper, freshly ground, to taste
  • 1/2 cup vegetable broth, low-sodium
  • 1/2 cup cranberries, dried
  • 1/3 cup parsley, fresh, finely chopped


  1. Preheat oven to 400°F.
  2. Place cauliflower and chestnuts on a baking sheet and sprinkle with fresh thyme and black pepper.
  3. Bake 25 minutes, flipping and tossing the ingredients halfway through.
  4. Meanwhile, heat a pan over medium heat. Add leeks, celery, and green onion and cook 4 minutes until soft. If ingredients stick, you can add a bit of water or vegetable broth.
  5. Add garlic, sage, rosemary, nutmeg, and black pepper and cook an additional 2 minutes.
  6. Add vegetable broth and simmer for 5 minutes, stirring occasionally.
  7. Add cranberries and parsley and simmer for another 2 minutes.
  8. Add roasted cauliflower and chestnut and stir to coat. Serve warm.

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Rosane Oliveira, DVM, PhD

President & CEO, Plant-Based Life Foundation | Dr. Rosane Oliveira combines a lifelong passion for nutrition with 25 years of genetics research to create programs that help people develop healthy habits on their journey towards a more plant-based lifestyle. She is a Visiting Clinical Professor in Public Health Sciences and was the founding director of the first Integrative Medicine program at the UC Davis School of Medicine. She completed her postgraduate studies in Brazil and did her postdoctoral training in immunogenetics and functional genomics at the University of Illinois at Urbana-Champaign.