In the same pan, brown the beef and stir in shallots and mushroom stems to soften. Then mix in the cream cheese. Season with Worcestershire, ketchup, mustard, salt, and pepper. Fill each mushroom cap with the burger mixture and bake for 10 minutesd
- 6 medium portobello mushrooms
- 1/4 lb Ground Beef
- 1/4 Avocado
- 1 tsp Worcestershire
- 1 Tbsp Parmesan Cheese
- 1/2 tsp salt
Please continue to Next Page (>) for the full list of ingredients and complete cooking instructions.