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This egg yolk sauce is a simple sauce made from slowly cooked egg yolks on the stovetop, then finished with butter until smooth and spoonable. Rich and savory with a silky texture, it eats somewhere between a sauce and a spread. Perfect on steak, toast, pasta, vegetables, or anywhere a golden egg yolk sauce makes sense.
About the Taste
This is one of those recipes people obsess over because it’s obvious once you see it. The kind of thing that makes you pause and think, why didn’t I think of that?
All you need is egg yolks and butter that you slowly cook until they become a spoonable, custardy sauce with a smooth, creamy texture. The flavor is savory and rich, finished with flaky salt, fresh cracked pepper, lemon zest, and chives to balance it out. It’s basically a creamy egg yolk sauce you can spoon onto anything.
Table of Contents
Prep the Ingredients
The Butter
Ingredients
The butter should be at room temperature so it melts gradually into the warm yolks. You don’t want it melted ahead of time, which can thin the sauce too quickly and make it feel greasy instead of custardy. If the butter is cold, slice it into tablespoons or chunks and spread them out on a plate. At room temperature, it will soften evenly in about 10–15 minutes without melting.
The Egg Yolks
Ingredients
Separate the yolks while the eggs are cold, when the yolks are firmer and easier to keep intact. You can use your hands, an egg yolk separator, or a small slotted spoon to let the whites drain away while supporting the yolk. The goal is intact yolks with no shell pieces and only minimal white clinging, which is fine and won’t affect the final sauce.
The Finishing Touch
Ingredients
Zest the lemon and finely chop the chives in advance so they are ready to sprinkle. Have your flaky salt handy and the black pepper is best freshly cracked.
Ingredient Swaps
- Unsalted Butter: Cultured butter works well here and adds a slightly deeper, more savory edge. Avoid clarified butter or ghee, which changes how the yolks thicken and can make the sauce feel oily instead of custardy.
- Chives: Thinly sliced scallions work nicely if chives aren’t available.
- Flaky Salt: Any flaky finishing salt works here. If you only have fine salt, use a little less since it dissolves more quickly and can taste saltier.
Similar Recipes
Confit Egg Yolk: This recipe slowly bakes the egg yolks gently in olive oil until they are rich, buttery, and jammy. Perfect spread over garlic toast with parm and cracked pepper.
Spicy Egg Yolk Confit: This spicy take drenches yolks in salsa macha and olive oil before confitting them, giving you jammy, slightly spicy yolks that pair beautifully with toast, steak, or rice and bring a bold, savory bite.
Nadia’s Tips
- Keep the heat gentle the entire time. This is not something you rush. If the yolks start to tighten too fast, pull them off the heat and keep stirring. You’re looking for slow thickening, not a scramble.
- Don’t overthink the separation. Perfectly clean yolks are great, but a little white clinging on won’t ruin anything. What matters more is keeping the yolks intact and handling them gently.
- This egg yolk based sauce is best served warm, so have your steak, toast, pasta, or whatever you’re topping ready before you start. It comes together fast.
The Perfect Pairings
Steak with Peppercorn Sauce: Steak is one of my favorite places to use for this sauce. This recipe has a peppercorn sauce already, but you can substitute it or have both and let the people choose.
Chanterelle Pasta: This pasta is topped with an egg yolk already, but you can swap it for this yolk sauce. The earthy mushrooms and creamy yolk go amazing together.
Toasted Ciabatta: This current recipe has a great toast choice in it, but if you want a warm toast with tomato butter and parm, this recipe is what you’re looking for.
Miso Dumplings: These dumplings are salty and savory and the creamy yolks are such nice touch.
Egg Yolk Sauce FAQ
No. While they both use egg yolks and butter, this sauce is much simpler. There’s no emulsifying, no acid cooked in, and no whisking over heat until thick. It stays loose, spoonable, and very egg-forward.
It’s best made right before serving. The texture is at its best while warm and freshly set, and it doesn’t reheat particularly well without changing how it feels.
If the heat is too high, the yolks can tighten quickly and start to scramble. Pulling the bowl off the heat and stirring usually brings things back, but keeping the heat gentle from the start is the easiest way to avoid it.
No. Whole eggs will give you a completely different result. The whites change the texture and prevent the sauce from becoming rich and custardy.
You can use egg yolk sauce anywhere you’d normally want a runny egg yolk – toast, steak, vegetables, pasta, or even just bread for dipping.
Egg Yolk Sauce
Equipment
- saucepan
- heatproof bowl
- spoon or silicone spatula
- toaster or skillet
- microplane or fine grater
Ingredients
- 5 egg yolks
- 2½ tablespoons unsalted butter, room temperature
- flaky salt
- 4 slices toasted bread
- 1 garlic clove, peeled
- lemon zest
- chives, finely chopped
- black pepper
Instructions
- Prepare the Yolks: Separate the egg yolks from the whites (reserve the whites for another recipe if you would like) and place the yolks in a medium sized heatproof bowl.5 egg yolks
- Cook the Yolks: Fill a saucepan ⅓ of the way up with water and bring to a gentle simmer. Lower the heat to medium-low and set the bowl of eggs over the simmering water, making sure the bottom does not touch the water. Gently mix the yolks with a spoon or silicone spatula, rubbing them against the sides of the bowl, for about 90 seconds until jammy and slightly thickened. Remove from heat.
- Finish the Yolks: Add the butter to the warm yolks and stir until fully melted and smooth. Season with flaky salt to taste.2½ tablespoons unsalted butter, flaky salt
- Assemble the Toast: Rub the garlic slice across the warm toast. Spread the jammy yolks on top and finish with lemon zest, chives, more flaky salt, and black pepper.4 slices toasted bread, 1 garlic clove, lemon zest, chives, black pepper
Kitchen Cam
Nutrition
Nutrition information is automatically calculated, so should only be used as an approximation.
