Olive Garden Mushroom Sauce Copycat Recipe
This Olive Garden mushroom sauce recipe recreates the rich, savory pan sauce that makes their chicken and pasta dishes so hard to forget. It comes together in about 20 minutes with ingredients you likely already have, which makes it a genuinely useful weeknight addition.
The sauce is thick enough to coat a spoon but still pourable, with a deep flavor from browned mushrooms and a splash of white wine. It works over chicken, pasta, or a simple piece of fish.
Why I Love This Recipe
The mushrooms get properly browned here, not just softened, which gives the whole sauce a roasted, almost nutty depth that a quick sauté never achieves.
It also scales easily. Double it for a crowd or make a half batch when it is just you.
This is the version I keep coming back to when I want something that feels a little more put-together than a weeknight sauce usually does, without any extra effort.
Recipe Ingredients
- 2 tbsp unsalted butter – Two separate additions: one for browning, one to finish. Salted butter works if that’s what you have.
- 1 tbsp olive oil – Raises the smoke point so the butter does not burn during the sear.
- 10 oz cremini mushrooms, sliced – Cremini have more flavor than white button; baby bella is the same thing.
- 4 garlic cloves, minced – Fresh garlic only here; the jarred kind turns bitter when it hits a hot pan.
- 1/2 cup dry white wine – Pinot Grigio or Sauvignon Blanc. Use something drinkable; bad wine makes bad sauce.
- 1 cup low-sodium chicken broth – Low-sodium lets you control the salt. Vegetable broth works for a meatless version.
- 1/2 cup heavy cream – Gives the sauce its body. See Variations for a lighter swap.
- 1 tsp fresh thyme leaves – Strip them from the stems. Dried thyme works in a pinch; use 1/3 tsp.
- 1 tsp Worcestershire sauce – Adds a savory, slightly tangy background note without tasting like itself.
- 1 tbsp cornstarch – Mixed with 2 tbsp cold water to thicken the sauce at the end.
- 2 tbsp cold water – For the cornstarch slurry.
- Salt and black pepper to taste – Season in layers, not just at the end.
- 1 tbsp fresh parsley, chopped – For garnish; brightens the finished dish visually and flavor-wise.
Variations / Substitutions
- Swap heavy cream for half-and-half – The sauce will be thinner and lighter; add an extra 1/2 tsp cornstarch to compensate.
- Swap chicken broth for vegetable broth – Makes it fully vegetarian with no noticeable difference in flavor.
- Swap white wine for extra broth – You lose a little brightness; add a small squeeze of lemon at the end to bring it back.
- Swap cremini for shiitake – The sauce picks up a meatier, earthier flavor that pairs especially well with pasta.
- Add heat with red pepper flakes – Start with 1/4 tsp and add more at the end; the creaminess tames the heat quickly.
- Swap fresh thyme for fresh rosemary – Use only 1/2 tsp, finely chopped; rosemary is much stronger and can overpower the mushrooms.
If you enjoy this kind of pan sauce, the Olive Garden Chicken Marsala Copycat Recipe uses a similar technique with sweet Marsala wine.
How To Make Mushroom Sauce
Step 1: Brown the Mushrooms
Heat 1 tbsp of the unsalted butter and the 1 tbsp olive oil in a large skillet over medium-high heat. Once the butter stops foaming, add the 10 oz sliced cremini mushrooms in a single layer and leave them alone for 3 to 4 minutes before stirring.
That untouched time is what gets you color. If you stir immediately, the mushrooms steam instead of sear and you end up with a pale, watery result. After 3 to 4 minutes, flip and cook another 2 minutes until the second side is golden brown. Season lightly with salt and pepper now.
Step 2: Soften the Garlic
Push the mushrooms to the edge of the pan and drop the heat to medium. Add the 4 minced garlic cloves to the center of the pan and stir them for about 60 seconds, just until fragrant. Do not walk away; garlic at this stage can go from golden to acrid in under a minute.
Once it smells toasty and sweet, stir it into the mushrooms.
Step 3: Deglaze with Wine
Pour in the 1/2 cup dry white wine and scrape up any browned bits stuck to the bottom of the pan. Those bits are flavor. Let the wine reduce for 2 to 3 minutes over medium heat until the sharp alcohol smell fades and the liquid drops by about half.
Step 4: Simmer the Sauce
Add the 1 cup low-sodium chicken broth, 1/2 cup heavy cream, 1 tsp fresh thyme leaves, and 1 tsp Worcestershire sauce. Stir to combine, then bring to a gentle simmer over medium heat. Let it cook uncovered for 5 minutes, stirring occasionally, until the sauce reduces slightly and coats the back of a spoon.
Taste the sauce now and adjust the salt and pepper. The cream will have mellowed everything out, so it may need more salt than you expect.
Step 5: Thicken and Garnish
In a small bowl, whisk together the 1 tbsp cornstarch and 2 tbsp cold water until smooth. Pour it into the simmering sauce while stirring constantly, then let it cook for 1 to 2 minutes over medium-low heat until the sauce thickens noticeably and turns glossy. Pull the pan off the heat and stir in the remaining 1 tbsp cold butter.
Ladle the sauce over your chicken or pasta, then scatter the 1 tbsp chopped fresh parsley across the top. The deep brown sauce with the bright green parsley is the moment.
Recipe Tips
- Dry your mushrooms before they hit the pan. Excess moisture on the mushroom surface causes steaming instead of browning. A quick pat with a paper towel is enough.
- Room-temperature cream reduces the chance of the sauce breaking. Pull it out of the fridge about 15 minutes before you start cooking so it does not hit the hot pan cold.
- The cornstarch slurry must go into a simmering, not boiling, sauce. Hard boiling can thin the sauce back out after you add it; keep the heat at medium-low.
- Make the slurry fresh. If cornstarch and water sit together too long before you add them, the starch settles and the slurry becomes uneven. Stir it right before pouring.
Cook times vary by pan size, which affects how fast the sauce reduces:
| Pan Size | Reduction Time (Step 4) | Expected Thickness |
|---|---|---|
| 10-inch | 7 to 8 mins | Medium-thick |
| 12-inch | 5 to 6 mins | Medium-thick |
| 14-inch | 3 to 4 mins | Thinner; may need extra slurry |
How To Store
- Refrigerate – Store cooled sauce in an airtight container for up to 4 days. The cream will thicken it further as it sits.
- Reheating – Warm gently in a small saucepan over low heat, stirring often. Add a splash of chicken broth or water to loosen it back to pouring consistency. Do not microwave on high; cream sauces can separate.
What To Serve With Mushroom Sauce
Grilled or pan-seared chicken breast is the most natural pairing, since the savory, cream-based sauce does the work of making lean white meat feel rich. Egg-based pasta like tagliatelle or fettuccine also works well because the rough surface grips the thick sauce better than smooth pasta does. For a lighter option, spoon it over roasted cauliflower steaks, where the mushrooms and the caramelized vegetable share a similar roasted, earthy flavor.
Frequently Asked Questions
Can I make this sauce ahead of time?
Yes. Make it up to 2 days ahead and store it in the fridge. Reheat slowly with a splash of broth to bring it back to the right consistency.
Can I freeze the mushroom sauce?
Cream-based sauces generally do not freeze well; the cream tends to separate when thawed. It is better made fresh or refrigerated for a few days.
My sauce looks grainy after adding the cream. What went wrong?
The cream likely hit too-high heat too fast. Pull the pan off the heat, whisk vigorously, and return it to low heat. Adding a small knob of cold butter and whisking can bring it back together.
Can I use a different mushroom variety?
Yes. Shiitake, portobello, or a mixed blend all work. Slice portobello to roughly the same thickness as the other varieties so everything cooks evenly.
Ingredients
Method
- Heat 1 tbsp butter and the olive oil in a large skillet over medium-high. Add mushrooms in a single layer, cook undisturbed for 3 to 4 minutes, flip, and cook 2 more minutes until golden brown. Season with salt and pepper.
- Reduce heat to medium, push mushrooms aside, add the minced garlic, and stir for 60 seconds until fragrant. Mix into the mushrooms.
- Pour in the white wine, scrape the bottom of the pan, and simmer for 2 to 3 minutes until the liquid reduces by half.
- Add chicken broth, heavy cream, thyme, and Worcestershire sauce. Simmer uncovered for 5 minutes, stirring occasionally, until the sauce lightly coats a spoon. Taste and season with salt and pepper.
- Whisk cornstarch and cold water together in a small bowl, pour into the simmering sauce, and cook for 1 to 2 minutes over medium-low heat until glossy and thick. Remove from heat and stir in the remaining 1 tbsp butter. Ladle over chicken or pasta and top with fresh parsley.
