Step 1

Add oil and butter to a large skillet, and heat on medium heat until butter melts.

Step 2

Add mushrooms, and cook about 10 minutes, stirring a couple times to make sure even cooking.

Step 3

Add salt and pepper, and stir to combine.

Step 4

Reduce heat to low and simmer about 2 to 3 more minutes, until mushrooms are tender.

Step 5

Add garlic and Worcestershire, and cook 1 minute more.

Step 6

Remove from heat, and add parsley (optional).

Step 7

Serve immediately. Great as a side dish or topping over chicken, steak, fish, etc.