This sweet mustard dressing comes together in five minutes from six pantry staples: extra-virgin olive oil, lime juice, grainy mustard, honey, salt, and pepper. The lime keeps it bright, the honey rounds out the mustardโs bite, and the grainy texture gives it something to grip onto greens with. It makes enough for two salads, which is exactly the right amount to keep on hand for the week.
The short version of why this works
Two things carry this dressing. First, grainy mustard acts as a natural emulsifier โ the ground seeds help oil and lime juice stay combined instead of separating into a puddle at the bottom of the bowl. Second, the ratio here leans heavier on oil than acid, which means the dressing coats leaves rather than soaking them. That balance is what keeps a dressed salad from turning watery. Dress it at the table โ a pre-dressed salad goes limp fast.
Ingredient notes
- Grainy mustard: This is doing real structural work, not just adding flavor. Smooth Dijon will emulsify too, but you lose the texture. Whole-grain or stone-ground are both fine.
- Lime juice: Freshly squeezed matters here because bottled lime juice has a cooked, slightly bitter edge that shows up clearly in a simple dressing like this. One medium lime gives you roughly the quarter-cup you need.
- Honey: Two teaspoons is a modest amount โ enough to soften the acid without making this taste like a condiment. Maple syrup is a workable swap at the same quantity if you want to keep it vegan.
If something goes sideways
- The dressing separates in the jar: This is normal after it sits. Give it a hard shake for about ten seconds before using. It will come back together quickly because of the mustard.
- It tastes too sharp: Add a small drizzle more honey โ half a teaspoon at a time โ and mix again. Lime juice varies in intensity depending on the fruit.
- It tastes flat despite following the recipe: Salt is usually the culprit. Add a small pinch, stir, and taste again before adding more acid or sweetener.
- The dressing is too thick to pour: Whisk in a teaspoon of water at a time until it loosens. This can happen if your olive oil is very cold.
- It tastes bitter: Check your olive oil โ a strongly bitter extra-virgin can overpower a light dressing like this. A milder olive oil, or even a light-flavored avocado oil, works better here if yours is very peppery.
Leftovers and meal prep
Store the dressing in a sealed jar in the refrigerator for up to five days. The olive oil will solidify slightly when cold โ just leave it on the counter for a few minutes or run the jar under warm water, then shake well before using. Because this recipe makes two servings, itโs easy to double or triple the batch on Sunday and pull from it all week. Keep the dressing completely separate from your salad components until youโre ready to eat. Washed greens stored dry in a container lined with a paper towel will stay crisp for three to four days alongside a jar of this dressing, giving you a fast weekday lunch with almost no effort.
Sweet Mustard Dressing
Equipment
- Small mixing bowl
- Whisk or fork
- Measuring cups and spoons
- Glass jar with tight-fitting lid (for storage)
Ingredients
- 6 tablespoons extra-virgin olive oil 90ml
- ยผ cup lime juice freshly squeezed, 60ml, about 2 limes
- 2 tablespoons grainy mustard 30g, such as whole grain or Moutarde ร lโAncienne
- 2 teaspoons honey 14g
- ยผ teaspoon fine sea salt 1.5g
- ยผ teaspoon black pepper freshly ground, 0.5g
Instructions
- In a small mixing bowl, combine the lime juice, grainy mustard, honey, salt, and pepper. Whisk until the honey is fully dissolved and the mixture is smooth.1/4 cup lime juice, 2 tablespoons grainy mustard, 2 teaspoons honey, 1/4 teaspoon fine sea salt, 1/4 teaspoon black pepper
- While whisking constantly, drizzle in the olive oil in a slow, steady stream until the dressing is emulsified and slightly thickened. Taste and adjust salt or honey to your preference.6 tablespoons extra-virgin olive oil
- Use immediately over your favourite salad, or transfer to a sealed glass jar and refrigerate for up to 5 days. Shake well before each use.
Notes
Nutrition
Frequently asked questions
Can I use lemon juice instead of lime juice?
Yes, lemon juice works as a direct swap at the same quantity. The flavor will be slightly less sharp and a little more floral, but the dressing will still balance well with the honey and mustard.
What salads does this dressing work best on?
It works well on sturdy greens like romaine, spinach, or mixed leaves, and itโs particularly good on salads with roasted vegetables or chickpeas. The sweetness in the dressing pairs well with anything slightly bitter or earthy.
Is this dressing vegan?
Not as written, because it contains honey. Swap the honey for an equal amount of maple syrup and it becomes fully vegan with no other changes needed.
How long does this dressing keep in the fridge?
Up to five days in a sealed jar. Because there are no fresh herbs or garlic in this recipe, it holds well without the flavor turning or the dressing going off quickly.
Can I use a different type of mustard?
Smooth Dijon is the closest substitute and will still emulsify the dressing properly. Yellow mustard will make it noticeably sweeter and milder, which may require you to reduce the honey slightly to keep the balance.