Caramelized onions and mushrooms are delicious and easy to make. Upgrade dinner with only 6 ingredients serving this as a side or over top of a juicy steak. They’re packed with delicious umami flavor everyone will love.
In a large skillet heat the olive oil over medium low heat.
Once heated add the sliced onion and stir in salt and pepper. Make sure the onion are in a single layer in the pan. Cook for about 10 minutes until the onions have started to cook down. Stir every couple of minutes to ensure the onions do not burn.
Add the sliced mushrooms to the skillet and let cook for an additional 15 minutes on medium low heat, stirring every few minutes. After 15 minutes the onion and mushrooms should be tender and browned.
Stir in the white wine and Worcestershire sauce. Let cook for an additional 10-15 minutes until the alcohol has cooked off from the wine.
Remove from heat, garnish with parsley and serve immediately.