Equipment
Ingredients
Caramelized Onions
- 2 yellow onion, unpeeled, whole
- 15 ml olive oil, liquid
- 15 g unsalted butter, chilled
- 2 g fine sea salt
- 2 garlic, peeled, finely grated
- 30 ml water
- 35 g white miso, smooth paste
Dip Base and Assembly
- 300 g labneh, chilled
- 10 ml lemon juice, freshly squeezed
- 15 g fresh chives, fresh, finely minced
- 1 g black pepper, freshly ground
Nutrition (per serving)
Nutrition is estimated per serving. Nutrients without complete source data are omitted.
Full nutrition
- Calories
- 134 kcal
- Protein
- 4 g
- Carbohydrates
- 9 g
- Fat
- 9 g
- Fiber
- 2 g
- Sugar
- 6 g
- Sodium
- 375 mg
- Saturated Fat
- 1 g
- Potassium
- 189 mg
- Calcium
- 115 mg
- Iron
- 0.4 mg
- Magnesium
- 3 mg
- Phosphorus
- 9 mg
- Zinc
- 0.1 mg
- Vitamin A
- 14 mcg
- Vitamin C
- 6 mg
- Water
- 8 g
Sources: Aggregated Public Data, USDA FoodData Central
Method
Trim, peel, and halve the yellow onions from root to stem, then slice them evenly into 3 mm half-moons using a chef's knife on a cutting board.
Set a heavy-bottomed skillet over medium heat at 175°C (350°F) and add the olive oil and unsalted butter, heating until the butter is melted and foaming.
Add the sliced yellow onions and fine sea salt to the heavy-bottomed skillet, stirring thoroughly with a wooden spoon to coat all slices in the fat.
Reduce the heat to medium-low at 135°C (275°F) and cook the onions for 30 to 35 minutes, stirring every 3 to 4 minutes with the wooden spoon and adding small splashes of water whenever a dark glaze develops on the bottom of the pan to lift and redistribute the fond.
Add the finely grated garlic to the caramelized onions in the heavy-bottomed skillet and sauté for 1 minute, stirring constantly with the wooden spoon.
Add the white miso paste and remaining water to the heavy-bottomed skillet, working the paste into the warm onions with the wooden spoon until thoroughly emulsified and glossy, then remove the pan from the heat.
Spread the caramelized miso-onion mixture in a thin layer across a rimmed baking sheet and allow it to cool completely to room temperature for 15 minutes.
In a clean mixing bowl, combine the chilled labneh, lemon juice, and freshly ground black pepper, then whisk vigorously with a whisk until silky and homogeneous.
Add the completely cooled caramelized miso-onion mixture and minced fresh chives to the labneh in the mixing bowl, gently folding with a silicone spatula until evenly distributed throughout the dip.
Transfer the finished dip into an airtight container, seal tightly with the lid, and chill in the refrigerator at 4°C (40°F) for at least 1 hour before serving.
Chef's Notes
- Shiro (white) miso is essential here because its higher rice-to-soy ratio yields a sweet, floral, mellow profile that complements alliums rather than overpowering them like pungent red miso would.
- Do not skip the deglazing splashes of water while caramelizing; deglazing dissolves caramelized sugars off the pan base and forces them back into the onion fibers, maximizing sweetness.
- Cooling the onions completely on a wide baking sheet is non-negotiable to maintain the stable emulsion and firm texture of cultured labneh.
- This dip improves substantially when made 12 to 24 hours in advance, giving the allium compounds time to mellow and allowing the miso and lactic acid to harmonize.
Storage
Refrigerator: 5 days — Keep in an airtight container at 4°C (40°F) or below. Promptly refrigerate after serving and do not leave at room temperature for more than 2 hours.
Reheating: Serve chilled or slightly cool. Do not reheat.
Troubleshooting
Onions are charring or tasting bitter instead of sweet
Cause: Skillet temperature was too high or onions were not stirred frequently enough to redistribute sugars
Fix: Pick out any blackened bits immediately; if burnt flavor permeates the batch, it cannot be fixed and must be restarted
Prevention: Maintain heat at medium-low and use small splashes of water to deglaze the pan whenever fond darkens
Dip becomes thin, watery, or separates after assembly
Cause: Caramelized onion mixture was folded into the labneh while still warm, melting dairy fat and separating whey
Fix: Whisk in 30g to 50g of additional cold, strained labneh to restore emulsion and body
Prevention: Ensure onion mixture has cooled completely to room temperature before combining with chilled labneh
Dip tastes overly salty or aggressive
Cause: The miso used had a higher sodium concentration or excess salt was added during onion sweating
Fix: Fold in an additional 50g of plain labneh and 5ml of lemon juice to dilute salinity and brighten flavor
Prevention: Use mellow white (shiro) miso and measure salt accurately by weight
Cultural Context
Labneh is an ancient Levantine staple created by straining yogurt until it achieves a spreadable, concentrated consistency prized for its bright lactic acidity. This recipe bridges Middle Eastern dairy craft with mid-century American caramelized onion party dip traditions and Japanese culinary umami via fermented shiro miso. The synthesis highlights how time-honored fermented staples across different food cultures can unite to elevate everyday entertaining spreads.
