Portobella Mushrooms with Tomato Mayonnaise Dressing

15 minutes or less for this delish recipe!

  • Large portobella mushrooms
  • 1 large onion
  • 1 large tomato
  • 1/4 cup mayonnaise
  • 1 garlic clove
  • 1 tbsp olive oil
  • Buffalo mozzarella
  • 5 oz baby spinach
  • 1 pint of grape tomatoes
  • salt and pepper to season




  1. Stem large portobello mushrooms; cut a large onion into think slices and brush both with olive oil on all sides. Sprinkle with salt and pepper. Grill or broil until tender about 10 minutes. With 1-2 minutes left on the timer, add a large slice of mozzarella to each portobella mashroom so it melts on top.
  2. Meanwhile, puree a large, ripe tomato in a food processor, then add mayo and garlic and blend all together.
  3. Once mushrooms are done, remove from oven. Place mixed greens and grape tomatoes on a plate and serve mushroom on top.  Drizzle tomato mayo dressing all over and enjoy!