Substitute for Eggs in Baking: 10 Options That Actually Work

If you need a substitute for eggs in baking right now, the short answer is this: ground flaxseed or chia seed mixed with water works for almost any recipe, applesauce or mashed banana is best when you want extra moisture, and plain yogurt is the most reliable all-purpose swap most home bakers already have in the fridge. Which one you grab depends on whether the eggs in your recipe are doing the binding, the rising, or the moisture, and that’s exactly what this guide walks you through.

I’ve run out of eggs mid-recipe more times than I’d like to admit, usually the night before a bake sale. Once I started paying attention to what eggs were actually doing in each recipe instead of just grabbing whatever swap I’d seen online, my substitutions started working every time instead of half the time.

What’s the Best All-Purpose Egg Substitute?

For most everyday baking, a flax egg (1 tablespoon ground flaxseed plus 3 tablespoons water, rested for 5 minutes) or plain yogurt (1/4 cup per egg) will get you the closest to a normal result. Flax works well in cookies, muffins, and quick breads. Yogurt shines in cakes and brownies because it adds richness without a strong flavor of its own. Neither one is a perfect stand-in for delicate recipes like sponge cake or meringue, where eggs are doing more structural work than a simple swap can replace.

What Eggs Actually Do in Baking

Before picking a substitute for eggs in baking, it helps to know what job the egg is doing in your specific recipe, because eggs quietly handle three different tasks:

• Binding. Egg proteins firm up when heated, holding crumbs, flour, and fat together so your cookie or loaf doesn’t fall apart.
• Leavening. Beaten eggs trap air, which expands in the oven and helps cakes and muffins rise and stay light.
• Moisture. Eggs are mostly water, so they add liquid and a bit of richness from the fat in the yolk.

Most recipes lean on eggs for one of these jobs more than the others. A dense, chewy cookie recipe is usually asking for binding. A fluffy funfetti cake is asking for leavening. A rich brownie is asking for moisture. Matching your substitute to the job the egg is doing, rather than just picking one at random, is the single biggest factor in whether your swap works.

Egg Substitute Chart: Ratios for Every Recipe

Substitute	Amount per egg	Best for
Ground flaxseed + water	1 tbsp flax + 3 tbsp water, rested 5 min	Cookies, muffins, quick breads
Chia seed + water	1 tbsp chia + 3 tbsp water, rested 5 min	Cookies, bars, brownies
Unsweetened applesauce	1/4 cup	Cakes, muffins, quick breads
Mashed ripe banana	1/4 cup (about half a banana)	Banana bread, muffins, pancakes
Plain or Greek yogurt	1/4 cup	Brownies, cakes, muffins
Aquafaba (chickpea liquid)	3 tbsp, or whipped for meringue	Meringues, macarons, cookies
Silken tofu, pureed	1/4 cup	Dense brownies, quick breads
Baking soda + vinegar	1 tsp baking soda + 1 tbsp vinegar	Cakes needing extra lift
Commercial egg replacer	Follow package directions, roughly 1 tbsp + water	Any baked good
Buttermilk	1/4 cup	Cakes and brownies with existing leavening

Keep in mind this is a starting point, not a guarantee. Substitute for eggs in baking with confidence by adjusting slightly based on how wet or dry your batter looks compared to a normal version of the recipe.

The Best Egg Substitute for Cookies

Cookies mostly need binding, not lift, which is why flax and chia eggs tend to perform well here. In head-to-head baking tests, chia-egg cookies held their shape and stayed thick, while flax eggs produced a chewy texture with a slightly nutty aftertaste that some bakers notice and others don’t mind at all. Applesauce is a gentler option if you want a softer, more cake-like cookie rather than a classic chewy one. If you’re testing a batch for a food allergy, ground flaxseed is usually the most forgiving starting point because it doesn’t add much competing flavor.

The Best Egg Substitute for Cakes and Muffins

Cakes and muffins depend on eggs for lift as well as structure, so this is where substitutes need the most help. Plain or Greek yogurt is a strong choice because the acidity reacts with baking soda to give the batter a boost, and it adds a richness close to what egg yolks provide. Applesauce and mashed banana both work well too, though banana will add its own flavor, so save it for recipes where that’s welcome. If a cake recipe already contains baking powder or baking soda, buttermilk can be a light, easy swap. For a boxed cake mix, commercial egg replacers or a simple mix of baking powder, oil, and water tend to give the most reliable rise.

The Best Egg Substitute for Brownies and Bars

Brownies are forgiving because density and fudginess are the goal, not height. A chia egg combined with a small amount of plain yogurt is one of the most consistent combinations for brownies, since the chia handles binding and the yogurt keeps the crumb moist without the batter sinking in the middle. Straight applesauce or mashed banana also work well if you don’t mind a slightly softer, more cake-like brownie. Silken tofu is another good option for bars, since its neutral flavor disappears completely once the chocolate takes over.

Substituting Eggs for Vegan Baking or Egg Allergies

If you’re baking for a vegan diet or an egg allergy rather than just running low on eggs, plant-based options like flax, chia, aquafaba, and mashed fruit are your go-to choices, since dairy-based swaps like yogurt and buttermilk are off the table. Aquafaba, the liquid drained from a can of chickpeas, is the closest thing to a true egg-white replacement and can even be whipped to stiff peaks for meringues and macarons, something none of the other substitutes on this list can do. For baked goods that need real structure, like a layer cake, combining two substitutes, such as a flax egg for binding plus a little extra baking powder for lift, usually beats relying on just one.

Common Mistakes When Substituting Eggs

A few small missteps cause most egg-substitute failures. Using a strongly flavored substitute like banana or flax in a delicately flavored recipe, like a plain vanilla cake, lets that flavor come through more than expected. Skipping the extra baking soda or powder that many substitutes need to make up for lost leavening is another common miss, since most swaps handle binding or moisture but not lift on their own. Using a high-moisture substitute like applesauce without reducing another liquid in the recipe can also leave you with a batter that’s too wet to bake through properly, so it’s worth trimming a tablespoon or two of milk or water when you swap in a wet substitute.

A Few Final Notes Before You Bake

There isn’t one substitute for eggs in baking that works perfectly across every recipe, and that’s actually good news, because it means you have options no matter what’s in your pantry. Start by figuring out whether your recipe needs binding, moisture, or lift, pick the substitute that matches, and don’t be afraid to combine two if a single swap feels like it’s not doing enough. Once you’ve tried a couple of these in your own kitchen, you’ll start to know instinctively which one to reach for without checking a chart at all.

Have a favorite egg substitute that’s saved a recipe for you? Drop it in the comments, I’m always adding to my own list.

Frequently Asked Questions

What is the best egg substitute for cake?

For most cakes, plain or Greek yogurt gives the closest result to using real eggs, since it adds moisture and richness and its acidity helps activate baking soda for lift. Applesauce is a close second if you want a lighter flavor.

Can I use water instead of eggs in baking?

Plain water alone isn’t a good substitute for eggs in baking because it doesn’t provide any binding or leavening, only moisture. Carbonated water can help a little with lift in light recipes like pancakes, but it still won’t hold a batter together the way an egg or a proper substitute will.

How much applesauce replaces one egg?

Use 1/4 cup of unsweetened applesauce to replace one egg. It works best in cakes, muffins, and quick breads, and you may want to reduce another liquid in the recipe by a tablespoon since applesauce adds extra moisture.

What happens if you bake a cake without any egg substitute at all?

Leaving eggs out entirely, without any substitute, usually results in a cake that doesn’t rise properly, sinks in the middle, and can end up dense or undercooked in the center, since eggs are handling binding, moisture, and lift all at once.