Sourdough Portobello Sandwich

Number of Servings: 1 (321 g)
Active Time: 10 Minutes
Total Time: 10 Minutes
Sourdough Portobello Sandwich

Looking for a vegetarian-friendly hot sandwich that will get your mouth watering for scrumptious comfort food? Give this recipe a try. Feel free to replace the mayonnaise with a vegan option to make this recipe fully vegan, or skip it in favor of a little mustard.


  • 1 med. portobello mushroom, washed and sliced
  • 1 T. olive oil
  • Black pepper to taste
  • 1 t. balsamic vinegar
  • 2 slices sourdough bread
  • 1 clove garlic, minced
  • 1 T. mayonnaise
  • 1/2 c. baby spinach
  • 1/3 c. red pepper, roasted


  1. Heat the oil over medium-high heat. Add the mushroom and season with salt and pepper. Cook until golden-brown.
  2. Stir in vinegar and garlic. Cook for about 1 minute more.
  3. Toast the bread and spread with mayonnaise. Assemble sandwich and enjoy immediately.

Nutrition Facts

1 servings per container

Serving Size 321 g

Amount per serving
Calories 620
% Daily Value*
Total Fat 27g 35%
Saturated Fat 4g 20%
Trans Fat 0g
Polyunsaturated Fat 8.5g
Monounsaturated Fat 12.5g
Cholesterol 6mg 2%
Sodium 890mg 39%
Total Carbohydrate 76g 28%
Dietary Fiber 5.5g 21%
Total Sugars 10g
Includes 0g Added Sugars 0%
Sugar Alcohol 0g
Other Carbohydrate 61g
Protein 17g
Vitamin D 0mcg 0%
Calcium 111.3mg 8%
Iron 6.8mg 40%
Potassium 670mg 15%
Vitamin A 163.9mcg 20%
Vitamin C 66.9mg 70%
Vitamin E 3.4mg 20%
Vitamin K 169.8mcg 140%
Thiamin 1mg 80%
Riboflavin 1mg 80%
Niacin 10mg 60%
Vitamin B6 0.4mg 25%
Folate 257.4mcg 64%
Vitamin B12 0.1mcg 4%
Biotin 1.3mcg 4%
Chloride 10.7mg 0%
Pantothenate 2mg 40%
Phosphorus 154.6mg 10%
Iodine 7.4mcg 4%
Magnesium 67.9mg 15%
Zinc 2mg 20%
Selenium 48.4mcg 90%
Copper 0.6mg 70%
Manganese 1.3mg 60%
Chromium 0mcg 0%
Molybdenum 2.2mcg 4%

* The % Daily Value (DV) tells you how much a nutrient in a serving of food contributes to a daily diet. 2,000 calories a day is used for general nutrition advice.


Sourdough Bread (enriched Flour (wheat Flour, Malted Barley Flour, Niacin, Reduced Iron, Thiamin Mononitrate, Riboflavin, Folic Acid), Water, Contains 2% Or Less Of: Salt, Cornmeal), Portabella Mushrooms, Red Bell Pepper, Spinach, Mayonnaise (expeller Pressed Soybean Oil, Water, Egg Yolks, Whole Eggs, Distilled White Vinegar, Salt, White Mustard (distilled Vinegar, Water, Mustard Seed, Salt, Spices), Lemon Juice Concentrate), Olive Oil, Balsamic Vinegar, Garlic.

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