Skip to main content
pinterest pinterest icon print print icon

Grilled Portobello Mushrooms

Grilled Portobello Mushrooms recipe

A three-hour marinade time infuses these mushrooms with a sweet and smoky taste that comes to life on the grill.

  • Author: Dr. Rosane Oliveira
  • Prep Time: 180 minutes
  • Cook Time: 10 minutes
  • Total Time: 3 hours 10 minutes
  • Yield: 5 1x
Print Recipe


  • 1/2 cup water
  • 3 tbsp tamari, low-sodium
  • 2 tbsp maple syrup
  • 1 tsp liquid smoke, hickory flavor
  • 5 portobello mushrooms, whole


  1. At least three hours before cooking, prepare marinade by whisking water, tamari, maple syrup, and liquid smoke in a small bowl.
  2. Clean portobello mushrooms and add to plastic bag with marinade.
  3. Seal bag, shake to coat, then place in refrigerator for three hours (or longer for deeper flavor).
  4. Preheat grill to high.
  5. Place mushrooms on grill and cook 5-7 minutes per side.

Did you make this recipe?

Share a photo and tag us @pblifeorg or use #mypblife — we can't wait to see what you've made!

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.