If you are looking for a versatile homemade sauce that is creamy, savory, and full of bold roasted flavor, this Creamy Roasted Red Pepper Sauce is an excellent choice. Sweet roasted red peppers are blended with garlic, Parmesan, herbs, olive oil, and cream until smooth and luxuriously velvety.
Roasting the peppers brings out their natural sweetness while adding subtle smoky notes. Garlic, herbs, and Parmesan give the sauce savory depth, while a splash of lemon juice balances the richness and keeps the flavor bright. The finished sauce has the creamy orange-red appearance shown in the image, with tiny flecks of herbs and seasoning throughout.
This sauce is incredibly versatile. Toss it with pasta, spoon it over chicken or steak, serve it with roasted vegetables, use it as a sandwich spread, or keep a jar in the refrigerator for quick meals throughout the week.
Why You’ll Love This Creamy Roasted Red Pepper Sauce
Roasted red peppers give the sauce natural sweetness, beautiful color, and deep flavor.
Heavy cream and Parmesan create a smooth, restaurant-style consistency.
Garlic and herbs add plenty of savory flavor without overpowering the peppers.
The entire sauce can be prepared in approximately 20 minutes when using jarred roasted peppers.
It works with pasta, chicken, shrimp, steak, fish, vegetables, sandwiches, and grain bowls.
The sauce can be made ahead and refrigerated for convenient meal preparation.
You can easily customize it with basil, sun-dried tomatoes, feta, chili flakes, spinach, or additional Parmesan.
Ingredients
For the Roasted Red Pepper Base
- 2 large roasted red bell peppers, approximately 1½ cups drained
- 2 tablespoons extra-virgin olive oil
- 1 tablespoon unsalted butter
- ½ small yellow onion, finely diced
- 4 garlic cloves, finely minced
- ½ teaspoon kosher salt
- ¼ teaspoon freshly ground black pepper
- ½ teaspoon smoked paprika
- ½ teaspoon Italian seasoning
- ¼ teaspoon dried oregano
For the Creamy Sauce
- ¾ cup heavy cream
- ½ cup low-sodium chicken broth or vegetable broth
- ½ cup freshly grated Parmesan cheese
- 1 teaspoon Dijon mustard
- 1 teaspoon fresh lemon juice
- ½ teaspoon lemon zest
- ¼ teaspoon red pepper flakes, optional
Optional Finishing Ingredients
- 2 tablespoons chopped fresh parsley
- 2 tablespoons chopped fresh basil
- Extra Parmesan cheese
- Crushed red pepper flakes
- Freshly cracked black pepper
- Extra-virgin olive oil
- Crumbled feta cheese
- Goat cheese
- Toasted pine nuts
- Fresh lemon juice
How to Make Creamy Roasted Red Pepper Sauce
1. Prepare the Roasted Peppers
If using jarred roasted red peppers, remove them from the jar and drain thoroughly.
Pat them lightly with paper towels to remove excess brine.
You will need approximately 1½ cups roasted peppers.
2. Chop the Peppers
Roughly chop the roasted red peppers.
They do not need to be finely diced because they will eventually be blended.
Smaller pieces simply make the blending process easier.
3. Prepare the Onion
Finely dice approximately half of a small yellow onion.
Keeping the pieces relatively small helps them soften quickly and blend smoothly into the finished sauce.
4. Mince the Garlic
Finely mince the garlic cloves.
Fresh garlic gives this sauce considerably more flavor than garlic powder alone.
5. Heat the Skillet
Place a medium skillet or saucepan over medium heat.
Add:
- Olive oil
- Butter
Allow the butter to melt completely.
6. Cook the Onion
Add the diced onion.
Cook for approximately 3–4 minutes, stirring occasionally.
The onion should become soft and translucent without developing too much color.
7. Add the Garlic
Add the minced garlic.
Cook for approximately 30–45 seconds.
Stir continuously until fragrant.
Do not allow the garlic to burn because burnt garlic can make the entire sauce bitter.
8. Add the Roasted Peppers
Add the chopped roasted peppers to the skillet.
Stir them together with the garlic and onion.
9. Add the Seasonings
Season with:
- Salt
- Black pepper
- Smoked paprika
- Italian seasoning
- Oregano
Stir until the peppers are evenly coated.
10. Cook the Pepper Mixture
Cook the peppers over medium heat for approximately 3–4 minutes.
This step helps remove excess moisture and allows the seasonings to become more aromatic.
11. Add the Broth
Pour in the chicken broth or vegetable broth.
Stir well.
Use a wooden spoon to scrape any flavorful browned bits from the bottom of the skillet.
12. Simmer
Bring the mixture to a gentle simmer.
Cook for approximately 3–5 minutes.
The broth should reduce slightly while absorbing the roasted pepper, garlic, and herb flavors.
13. Cool Slightly Before Blending
Remove the skillet from the heat.
Allow the mixture to cool for approximately 3–5 minutes before transferring it to a blender.
Use caution when blending hot liquids.
14. Transfer to a Blender
Carefully pour the roasted pepper mixture into a high-speed blender.
Alternatively, use an immersion blender directly in the saucepan.
15. Blend Until Smooth
Blend for approximately 30–60 seconds.
The mixture should become smooth and creamy with no large pepper or onion pieces remaining.
16. Check the Texture
Stop the blender and inspect the sauce.
For an especially silky texture, blend for another 30 seconds.
If needed, add a tablespoon or two of broth to help the mixture circulate.
17. Return the Sauce to the Pan
Pour the blended pepper mixture back into the skillet or saucepan.
Place over medium-low heat.
18. Add the Heavy Cream
Slowly pour in the heavy cream while stirring continuously.
The sauce will immediately become lighter in color and develop its characteristic creamy orange appearance.
19. Add the Dijon Mustard
Stir in the Dijon mustard.
It adds subtle tang and depth without making the sauce taste strongly of mustard.
20. Simmer Gently
Allow the sauce to simmer gently for approximately 3–4 minutes.
Do not allow the cream to boil aggressively.
A gentle simmer helps maintain a smooth texture.
21. Add the Parmesan
Reduce the heat to low.
Gradually sprinkle in the freshly grated Parmesan.
Stir continuously until completely melted.
22. Add Lemon Juice
Stir in:
- Fresh lemon juice
- Lemon zest
The acidity balances the sweetness of the peppers and richness of the cream.
23. Add Optional Heat
If you prefer a slightly spicy sauce, add approximately ¼ teaspoon crushed red pepper flakes.
Add more according to taste.
24. Simmer Until Thickened
Continue cooking over low heat for approximately 2–4 minutes.
The sauce should thicken enough to lightly coat the back of a spoon.
25. Adjust the Consistency
If the sauce becomes too thick, stir in chicken broth approximately 1 tablespoon at a time.
If the sauce is too thin, continue simmering gently until it reaches your preferred consistency.
26. Taste the Sauce
Taste and adjust the seasoning.
Add additional:
- Salt
- Black pepper
- Parmesan
- Lemon juice
as needed.
27. Add Fresh Herbs
Stir in chopped parsley or basil.
Fresh herbs provide color and freshness while creating the small herb flecks visible throughout the creamy sauce.
28. Optional Final Blend
For an extremely smooth restaurant-style sauce, blend it once more after adding the cream and Parmesan.
If you prefer visible herb flecks, stir the herbs in after the final blending.
29. Allow the Sauce to Rest
Remove the pan from the heat.
Allow the sauce to stand for approximately 2–3 minutes.
It will thicken slightly as it cools.
30. Transfer to a Serving Jar
Pour the sauce into a clean glass jar, serving bowl, or sauce container.
31. Garnish
Finish with:
- Fresh parsley
- Black pepper
- Parmesan
- A small drizzle of olive oil
32. Serve
Serve warm with pasta, chicken, steak, shrimp, roasted vegetables, or crusty bread.
The sauce can also be chilled and used as a creamy sandwich spread or dip.
What to Serve With Creamy Roasted Red Pepper Sauce
This sauce is extremely versatile and works with a wide variety of dishes.
Serve it with:
- Grilled chicken
- Pan-seared chicken breasts
- Chicken thighs
- Steak
- Pork tenderloin
- Lamb chops
- Shrimp
- Salmon
- White fish
For pasta, try it with:
- Penne
- Rigatoni
- Fettuccine
- Linguine
- Spaghetti
- Tortellini
- Ravioli
- Gnocchi
It also works beautifully with vegetables such as:
- Roasted zucchini
- Asparagus
- Broccoli
- Cauliflower
- Eggplant
- Brussels sprouts
- Roasted potatoes
You can also use it as:
- A sandwich spread
- Burger sauce
- Wrap sauce
- Pizza sauce
- Grain bowl dressing
- Vegetable dip
- Crostini topping
Tips for the Best Creamy Roasted Red Pepper Sauce
Use Good-Quality Roasted Peppers
High-quality roasted red peppers have a naturally sweet flavor and vibrant color.
Avoid peppers with excessive vinegar flavor if possible.
Drain Jarred Peppers Thoroughly
Too much brine can make the finished sauce watery and overly acidic.
Cook the Onion Until Soft
Undercooked onion can create a sharp raw flavor.
Allow it to become completely tender before blending.
Don’t Burn the Garlic
Garlic needs only approximately 30–45 seconds before the peppers are added.
Use Smoked Paprika
Smoked paprika enhances the naturally roasted flavor of the peppers.
Blend Thoroughly
A high-speed blender produces the smoothest, most luxurious consistency.
Keep the Cream at a Gentle Simmer
Boiling cream aggressively can cause sauces to separate.
Use Fresh Parmesan
Freshly grated Parmesan melts considerably better than packaged pre-shredded cheese.
Add Lemon at the End
Adding fresh lemon juice near the end keeps its flavor bright.
Adjust the Thickness for Your Dish
For pasta, keep the sauce slightly thinner.
For dipping or spreading, allow it to reduce until thicker.
Easy Recipe Variations
Spicy Roasted Red Pepper Sauce
Increase the red pepper flakes to ½–1 teaspoon.
You can also add a pinch of cayenne pepper.
Creamy Feta Red Pepper Sauce
Add ½ cup crumbled feta cheese before blending.
The feta adds tanginess and a slightly Mediterranean flavor.
Roasted Red Pepper Parmesan Sauce
Increase the Parmesan to ¾ cup for a richer, cheesier sauce.
Roasted Red Pepper Basil Sauce
Add ½ cup fresh basil leaves during blending.
This creates a bright herbaceous flavor.
Sun-Dried Tomato Red Pepper Sauce
Add ⅓ cup drained sun-dried tomatoes to the roasted peppers.
Blend until completely smooth.
Garlic Lovers’ Red Pepper Sauce
Increase the garlic to 6–7 cloves.
For an even sweeter garlic flavor, use roasted garlic instead of raw minced garlic.
Goat Cheese Red Pepper Sauce
Replace the Parmesan with approximately 4 ounces soft goat cheese.
The sauce will become thicker, tangier, and extremely creamy.
Dairy-Free Roasted Pepper Sauce
Replace the butter with olive oil.
Use unsweetened coconut cream or dairy-free cooking cream instead of heavy cream.
Omit Parmesan or use a suitable dairy-free alternative.
Roasted Pepper Spinach Sauce
Stir 2 cups baby spinach into the warm finished sauce.
Cook until wilted.
Tomato Roasted Pepper Sauce
Add 1 cup crushed tomatoes with the roasted peppers before simmering.
This creates a creamy tomato-pepper pasta sauce.
Oven-Roasted Pepper Method
If you prefer to roast fresh peppers rather than using jarred peppers, preheat the oven to 450°F (230°C).
Cut 3 large red bell peppers in half.
Remove:
- Stems
- Seeds
- White membranes
Place the peppers cut-side down on a parchment-lined baking sheet.
Roast for approximately 20–25 minutes, or until the skins are deeply blistered and partially blackened.
Transfer the hot peppers to a bowl.
Cover tightly for approximately 10–15 minutes.
The trapped steam will loosen the skins.
Peel away and discard the charred skin.
Use the roasted pepper flesh in the recipe exactly as directed.
Freshly roasted peppers create an especially rich and naturally sweet sauce.
Make-Ahead Instructions
This sauce is excellent for meal preparation.
Prepare the entire recipe as directed.
Allow it to cool completely.
Transfer to an airtight glass jar or container.
Refrigerate for up to 4 days.
The sauce may thicken considerably after refrigeration.
When reheating, stir in a small amount of broth, milk, or cream until it returns to your preferred consistency.
You can also prepare the roasted pepper base without cream several days ahead.
Add the cream and Parmesan shortly before serving for the freshest texture.
How to Store Leftovers
Allow the sauce to cool completely before storing.
Transfer it to a clean airtight container or glass jar.
Refrigerate for up to 4 days.
Keep the sauce refrigerated at 40°F (4°C) or below.
Reheating on the Stovetop
Place the sauce in a small saucepan.
Heat over low to medium-low heat.
Add approximately 1–2 tablespoons broth or cream if the sauce has thickened.
Stir frequently until warmed through.
Reheating in the Microwave
Transfer the desired amount to a microwave-safe bowl.
Microwave in 20–30 second intervals, stirring between each interval.
Avoid overheating because cream-based sauces can separate.
Using the Sauce Cold
The sauce can also be served chilled as a spread or dip.
If it becomes very thick after refrigeration, stir in a teaspoon or two of olive oil or milk.
Freezing
Cream-based sauces can sometimes change texture slightly after freezing, but this sauce can still be frozen.
Allow it to cool completely.
Transfer into airtight freezer-safe containers.
Leave a little space at the top for expansion.
Freeze for up to approximately 2 months.
Thaw overnight in the refrigerator.
Reheat gently over low heat while whisking.
If the sauce separates slightly, add a splash of fresh cream and whisk until smooth.
For the best freezing results, prepare the roasted pepper base without cream or Parmesan.
Freeze the base, thaw it, and add the dairy ingredients while reheating.
Frequently Asked Questions
What kind of peppers should I use?
Red bell peppers work best because they become naturally sweet when roasted. Orange or yellow bell peppers can also be used.
Can I use jarred roasted red peppers?
Absolutely. Jarred peppers make the recipe considerably faster. Drain them thoroughly before using.
Can I roast fresh peppers myself?
Yes. Roast them at 450°F (230°C) until blistered, steam them in a covered bowl, then peel away the skins.
Can I make this sauce without cream?
Yes. Use additional broth, coconut cream, cashew cream, or another dairy-free cooking cream.
Can I make the sauce spicy?
Yes. Add crushed red pepper flakes, cayenne pepper, or a small roasted chili.
Why is my sauce too thin?
Allow it to simmer gently for several additional minutes. Parmesan will also help thicken it.
Why is my sauce too thick?
Stir in broth, milk, or cream approximately 1 tablespoon at a time until it reaches the desired consistency.
Can I use this sauce for pasta?
Yes. Toss the sauce directly with hot pasta and add a small amount of pasta cooking water if necessary.
Can I use this as a dipping sauce?
Absolutely. Allow it to cool slightly so it thickens, then serve it with bread, vegetables, fries, or roasted potatoes.
Can I make it dairy-free?
Yes. Replace butter with olive oil, heavy cream with a dairy-free cream, and omit or substitute the Parmesan.
Final Thoughts
This Creamy Roasted Red Pepper Sauce combines sweet roasted peppers, garlic, onion, herbs, Parmesan, cream, and lemon into a beautifully smooth and flavorful homemade sauce.
The key is allowing the peppers and aromatics to cook briefly before blending, creating a completely smooth base, and adding the cream and Parmesan over gentle heat so the finished sauce remains silky.
Keep a jar in the refrigerator and use it with pasta, chicken, steak, shrimp, sandwiches, vegetables, or grain bowls for an easy sauce that is creamy, smoky, savory, and incredibly versatile.