Step 1

In a large saucepan heat the butter and olive oil over medium high heat until they begin to simmer

Step 2

Add the mushrooms and sauté until golden brown (about 5-7 minutes)

Step 3

Add the garlic and cook for 2 more minutes

Step 4

Add the wine to the pan with the mushrooms

Step 5

Simmer until the wine has reduced slightly more than 1/2 its volume

Step 6

Add the chicken stock and simmer until it has reduced to 1/2 its volume

Step 7

Slowly add the cream and parmesan cheese

Step 8

Stir until combined

Step 9

Simmer the sauce for 2-3 minutes until it comes together

Step 10

Stir in the chives and parsley and season with salt and pepper, adjusting to your taste.