On your large cutting board, finely dice your onion. 1 whole Onion
Clean, de-stem, and thinly slice up your mushrooms.
2 8oz Mushrooms
In your large sauté pan over a medium high heat melt your butter and oil. Then add in your onions and mushrooms. Sauté them over medium high heat, stirring often for about 20 minutes. 2 tbsp. Butter, 1 tbsp. Olive Oil
Then add in your worcestershire sauce and minced garlic. Sauté that on a medium low heat for about 5 minutes until the garlic becomes fragrant and everything is deglazed from the pan.
2 tbsp. Worcestershire Sauce, 2 tbsp. Minced Garlic
Then add in the heavy cream and cook that down for about 5 minutes, bringing it to a light simmer.
1 cup Heavy Cream
You can now add in the parmesan cheese & cream cheese. Whisk everything together until it's thick and melty.
3/4 cup Parmesan Cheese, 2 tbsp. Cream Cheese
Last you will add in your broth and whisk to combine.
1/2 cup Broth
Add in salt and pepper to taste and top with some fresh parsley.
1 tsp. Ground Pepper, Salt
Enjoy!