Copycat McDonald’s Breakfast Sauce: Creamy, Tangy & Easy

McDonald’s breakfast sauce is the creamy, slightly tangy sauce that makes a breakfast bagel sandwich feel extra special. This easy copycat McDonald’s breakfast sauce brings together mayonnaise, mustard, lemon, dill, and a gentle smoky note for a rich, savory finish. Make it in just 5 minutes and use it on bagels, eggs, sandwiches, and more.

McDonald’s describes its creamy breakfast sauce as a blend made with oil, vinegar, egg, lemon juice, dehydrated buttermilk and cheddar powders, and natural smoke flavor. A practical home version starts with mayonnaise and adds lemon, mustard, dill, and savory seasonings to recreate that smooth, hollandaise-inspired character.

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Copycat McDonald’s Breakfast Sauce

A creamy, tangy, lightly smoky homemade version of McDonald’s breakfast sauce, perfect for bagel sandwiches, eggs, wraps, and breakfast potatoes.

Prep5 min

Cook0 min

Chill10–15 min

Servings8 (½ cup)

BreakfastSauceCondimentAmericanCopycat

Ingredients

• ½ cup mayonnaise
• 1 tablespoon fresh lemon juice
• 1 tablespoon yellow mustard
• 1 teaspoon Dijon mustard
• 1 teaspoon cheddar cheese powder, optional
• ¼ teaspoon dried dill weed
• ½ teaspoon garlic powder
• ¼ teaspoon onion powder
• ¼ teaspoon smoked paprika, or 1 drop liquid smoke
• ¼ teaspoon salt
• ¼ teaspoon black pepper

Instructions

1. In a small bowl, combine the mayonnaise, lemon juice, yellow mustard, and Dijon mustard.
2. Whisk until smooth and fully blended.
3. Add the cheddar cheese powder, dried dill, garlic powder, onion powder, smoked paprika or liquid smoke, salt, and black pepper.
4. Whisk for 30 to 60 seconds, until the sauce is creamy and evenly seasoned.
5. Taste and adjust the lemon juice, salt, pepper, or dill as needed.
6. Cover and refrigerate for 10 to 15 minutes before serving.
7. Spread on breakfast bagels, sandwiches, wraps, or serve as a dip.

Recipe Notes

• For the closest flavor, use full-fat mayonnaise and include the cheddar cheese powder.
• For a dairy-free version, omit the cheddar cheese powder and use egg-free mayonnaise if needed.
• For a lighter version, replace half the mayonnaise with plain Greek yogurt.
• Store in an airtight container in the refrigerator for up to 5 days.
• Do not freeze, as mayonnaise-based sauces can separate after thawing.
• Use about 1 tablespoon per breakfast sandwich.

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1. Start With a Creamy Mayonnaise Base

The foundation of any good McDonald’s breakfast sauce copycat is a smooth, neutral mayonnaise base. Mayonnaise already provides the richness, body, and mild egg-and-vinegar flavor that makes the original sauce feel creamy rather than watery. Use full-fat mayonnaise for the closest texture, though light mayonnaise can work if you prefer a lighter version.

For one small batch, begin with ½ cup mayonnaise. This amount makes about 8 servings, or enough sauce for roughly four to six breakfast sandwiches, depending on how generously you spread it. The sauce should be thick enough to stay on a toasted bagel without soaking into the bread.

Choose a mayonnaise with a clean, neutral taste rather than one heavily flavored with garlic, chipotle, or herbs. A simple mayonnaise gives you more control over the final flavor and lets the lemon, mustard, dill, and smoky seasoning shine through. If your mayonnaise tastes very sweet, reduce the added sugar later.

2. Add Lemon Juice for Brightness

Fresh lemon juice is one of the most important ingredients in this homemade breakfast sauce. It cuts through the richness of the mayonnaise and creates the gentle tang that makes the sauce taste bright rather than heavy. McDonald’s original sauce includes concentrated lemon juice, so this ingredient is essential for a believable copycat.chowhound+1

Add 1 tablespoon freshly squeezed lemon juice to the mayonnaise. Fresh lemon gives the cleanest flavor, but bottled lemon juice is a reliable substitute when fresh lemons are unavailable. Start with 1 tablespoon, whisk well, then taste before adding more.

The goal is balance: the sauce should taste creamy first, with a soft citrus lift at the end. If it tastes too sharp, add another spoonful of mayonnaise. If it tastes flat, add a few extra drops of lemon juice rather than pouring in a large amount at once.

3. Use Two Mustards for Balanced Tang

A combination of yellow mustard and Dijon mustard gives this sauce its mild bite and savory depth. Yellow mustard adds familiar tang and color, while Dijon brings a smoother, slightly sharper complexity. Together, they recreate the gentle mustard note without overpowering the breakfast flavors.

Add 1 tablespoon yellow mustard and 1 teaspoon Dijon mustard to the base. Whisk until the sauce becomes completely smooth and pale golden. This combination keeps the sauce savory but family-friendly, so it works well for kids and adults alike.

If you want a milder sauce, use only yellow mustard. If you enjoy a stronger, more grown-up flavor, increase the Dijon to 2 teaspoons. Avoid hot mustard or spicy brown mustard unless you specifically want a bolder version of the copycat breakfast sauce.

4. Recreate the Savory Cheesy Note

The original McDonald’s breakfast sauce contains dehydrated cheddar cheese and buttermilk powder, which contribute a subtle savory, cheesy character. You do not need specialty powders to make a delicious version at home, but a small amount of cheddar cheese powder can bring you closer to the original flavor.chowhound+1

Add 1 teaspoon cheddar cheese powder if you have it. It blends easily into the mayonnaise and adds umami without making the sauce taste like cheese sauce. If you cannot find cheddar powder, simply omit it; the sauce will still be creamy, tangy, and satisfying.

For a dairy-free version, leave out the cheddar powder and buttermilk powder entirely. Use a good-quality egg-free mayonnaise if needed, then boost the savory flavor with an extra pinch of garlic powder, onion powder, and smoked paprika.

5. Add Dill Carefully

Dried dill gives this sauce its distinctive breakfast-sandwich personality. It adds a light herbal flavor that pairs beautifully with eggs, sausage, bacon, cheese, and toasted bagels. The key is restraint: dill should be noticeable, but it should never dominate the sauce.

Use ¼ teaspoon dried dill weed for a balanced batch. Whisk it in with the other seasonings and let the sauce rest for at least 10 minutes before serving. This short rest allows the dill to hydrate and distribute evenly through the creamy base.

If you use fresh dill, chop it very finely and use about 1 teaspoon. Fresh dill tastes brighter and more grassy, while dried dill is more concentrated and convenient. Either works, but dried dill is the easiest choice for a quick McDonald’s breakfast sauce recipe.

6. Build Smoky Flavor Without a Grill

A subtle smoky flavor is part of what makes the original sauce so distinctive. McDonald’s lists natural smoke flavor among its ingredients, so a tiny amount of liquid smoke or smoked paprika helps recreate that savory depth at home.chowhound+1

For the closest flavor, add 1 drop liquid smoke or ¼ teaspoon smoked paprika. Liquid smoke is powerful, so start with less than you think you need. Smoked paprika is gentler and also gives the sauce a warm golden color.

Do not add barbecue sauce, liquid smoke by the teaspoon, or heavy grill seasoning. The sauce should taste softly smoky, not like barbecue. This is especially important if you plan to serve it with bacon or sausage, since those proteins already bring plenty of smoky, salty flavor.

7. Season With Garlic, Onion, Salt, and Pepper

Simple pantry seasonings turn a basic mayonnaise mixture into a complete homemade breakfast sauce. Garlic powder and onion powder add roundness, while salt and black pepper sharpen every other flavor. These ingredients are small in quantity but essential for a well-balanced result.

Add ½ teaspoon garlic powder, ¼ teaspoon onion powder, ¼ teaspoon salt, and ¼ teaspoon black pepper. Whisk thoroughly, then taste. Because mayonnaise and mustard already contain salt, it is better to under-season at first and adjust after the sauce has rested.

For a more savory, umami-rich sauce, add a tiny pinch of autolyzed yeast extract or nutritional yeast. A former chef notes that yeast extract is part of what makes the original difficult to duplicate exactly, but a small amount can add depth without changing the sauce’s character.tastingtable

8. Whisk, Rest, and Adjust the Texture

The best McDonald’s breakfast sauce is smooth, spreadable, and slightly thick. After combining all ingredients, whisk for at least 30 seconds until no streaks of mustard, spices, or lemon remain. A small bowl and a fork work perfectly; a mini whisk makes the texture even smoother.

Let the sauce rest in the refrigerator for 10 to 15 minutes before serving. This resting time matters because dried dill, garlic powder, onion powder, and cheese powder need a few minutes to fully bloom. The flavor becomes more rounded and cohesive after chilling.

If the sauce becomes too thick after refrigeration, whisk in 1 teaspoon water or lemon juice at a time. If it becomes too thin, stir in another tablespoon of mayonnaise. Aim for a texture that clings to a spoon but still spreads easily on a warm bagel.

9. Serve It on Breakfast Bagels and Beyond

The classic use for McDonald’s breakfast sauce is on a breakfast bagel sandwich, especially with egg, cheese, and bacon or sausage. Spread about 1 tablespoon on each toasted bagel half, then layer your fillings as usual. The sauce adds moisture and richness without overwhelming the sandwich.

This sauce is also excellent on croissants, English muffins, biscuits, breakfast burritos, and breakfast wraps. Try it with scrambled eggs, fried eggs, hash browns, sausage patties, turkey bacon, or a simple grilled cheese. It turns an ordinary breakfast into something café-worthy.

For a lighter serving idea, use it as a dip for roasted potatoes, air-fried hash browns, or vegetable sticks. It also works as a spread for turkey sandwiches, chicken wraps, and burgers. Because the flavor is creamy and savory rather than overly sweet, it is surprisingly versatile beyond breakfast.

10. Store It Safely for Quick Breakfasts

One of the biggest benefits of making copycat McDonald’s breakfast sauce at home is that you can prepare it ahead. Store the sauce in a clean, airtight container in the refrigerator for up to 5 days. The flavors often taste even better on the second day after the seasonings have fully blended.

Do not leave the sauce at room temperature for more than 2 hours, especially in a warm kitchen. Because it contains mayonnaise and lemon juice, keep it chilled until you are ready to serve. Use a clean spoon each time to avoid introducing moisture or crumbs into the container.

If the sauce separates slightly after storage, simply whisk it again. Avoid freezing it, because mayonnaise-based sauces can break and become grainy after thawing. For the best texture and flavor, make a fresh small batch every few days.

Ingredient Guide for Copycat McDonald’s Breakfast Sauce

How to Make Copycat McDonald’s Breakfast Sauce

1. Add ½ cup mayonnaise to a small mixing bowl.
2. Whisk in 1 tablespoon lemon juice until smooth.
3. Add 1 tablespoon yellow mustard and 1 teaspoon Dijon mustard.
4. Stir in 1 teaspoon cheddar cheese powder, if using.
5. Add ¼ teaspoon dried dill, ½ teaspoon garlic powder, and ¼ teaspoon onion powder.
6. Season with ¼ teaspoon salt, ¼ teaspoon black pepper, and ¼ teaspoon smoked paprika or 1 drop liquid smoke.
7. Whisk vigorously for 30 to 60 seconds until completely smooth.
8. Taste and adjust the lemon juice, salt, pepper, or dill as needed.
9. Cover and refrigerate for 10 to 15 minutes before serving.
10. Spread on toasted bagels, breakfast sandwiches, wraps, or use as a dip.

Conclusion

This copycat McDonald’s breakfast sauce proves that you do not need a restaurant kitchen to enjoy that creamy, tangy, savory breakfast-sandwich flavor. With mayonnaise, lemon, mustard, dill, and a touch of smoky seasoning, you can make a versatile sauce in only five minutes.

Use it on breakfast bagels, eggs, croissants, wraps, hash browns, or even sandwiches for lunch. Save this recipe, try it on your next homemade breakfast sandwich, and share it with someone who loves a good sauce as much as you do.