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These Philly Steak and Meatball Sub stuffed portobellos are a great low carb meal that is hearty, delicious and super easy to make.

Philly Cheese Steak & Meatball Sub Portobellos

A quick and easy low carb meal that taste great! Two kinds to make: Philly Cheese Steak or Meatball Sub.
Prep Time 30 minutes
Cook Time 15 minutes
Total Time 45 minutes
Servings 4
Author Denise Wright (MyLifeCookbook.com)

Ingredients

  • 4 large portobello mushroom caps
  • 2 T olive oil
  • 2 slices of steak thinly sliced
  • 1/2 onion thinly sliced
  • 1 green pepper thinly sliced
  • 1 cup of shredded mozzarella
  • 1/4 cup pasta sauce
  • 12 small cooked meatballs

Instructions

  1. Preheat your oven to 400 degrees.
  2. Clean your mushrooms by scraping the gills off the underside.
  3. Rub oil on the tops and bottoms of the mushrooms and then place on a cookie sheet.
  4. Bake for 10 minutes and then cool.
  5. In the meantime brown your thinly sliced steak in a frying pan that has been sprayed with cooking oil. It just needs to be browned and can be rare inside.
  6. In another sauté pan, add your oil, onions and green peppers and sauté for about 15 minutes until both the are well cooked and brown.
  7. Add your steak to your onions and peppers.
  8. Stuff two mushrooms with 6 small meatballs each. Top those with pasta sauce and half of the shredded cheese.
  9. Stuff the other two mushrooms with the slices of steak, then the pepper and onion mixture and lastly the shredded cheese.
  10. Set all mushrooms on a cookie sheet and broil for 5-10 minutes until cheese is melted and browned.
  11. Watch so they do burn.
  12. Enjoy!