Flourless Sugar-Free Carrot Cake Recipe | Keto Greek Yogurt Dessert

Let’s just address the elephant in the room: most keto and sugar-free baking is a depressing experience. You follow the recipe exactly, pull the cake out of the oven, and it tastes like a damp, cinnamon-flavored dish sponge. Because you take out the gluten and the sugar, the cake usually loses all of its structural integrity and moisture.

I was determined to make a sugar-free carrot cake that actually feels heavy, spiced, and moist on a fork. I didn’t want a sweet egg omelet disguised as a cake.

To pull this off, I completely ditched the usual keto crutches. I used almond flour for a dense, hearty crumb. And instead of drowning the cake in oil, I used thick, full-fat Greek yogurt directly in the batter to keep it impossibly soft. Then, I used that exact same Greek yogurt to make a tangy, cream-cheese-style frosting for the top.

I served this to a group of friends who actively mock my low-carb diet. Not a single one of them realized this was sugar-free or flourless until I told them. They just thought it was a really, really good carrot cake.

If you are trying to cut carbs but desperately want a heavy, spiced dessert, this is your holy grail. If you want a quick, no-bake keto option for the fridge, you should absolutely prep my No-Bake Sugar-Free Peanut Butter Pie. If you need a healthy, grab-and-go morning snack, go make my Easy Healthy Breakfast Bars. But if you have a birthday or a serious craving coming up? Get your grater out.

🥕 Bake Time · Keto Friendly · 9 Servings

Prep time: 20 min · Bake time: 35 min · Chill time: 1 hr · Calories: 245 kcal

The Nutrition Breakdown

This cake is incredibly macro-friendly. Because we use almond flour and Greek yogurt, it packs a serious punch of healthy fats and protein without spiking your blood sugar. Here is the estimated breakdown per slice (assuming you cut an 8×8 pan into 9 squares):

• Calories: 245
• Protein: 9g
• Carbohydrates: 8g
• Net Carbs: 4g
• Dietary Fiber: 4g
• Total Sugars: 2g (naturally occurring from the carrots and yogurt)
• Fat: 21g
• Saturated Fat: 4g
• Sodium: 180mg

This is a remarkably clean dessert. It will actually fill you up instead of just making you crave more sugar an hour later.

The “Squeeze and Strain” Tricks

This recipe requires two very specific techniques to stop the cake from becoming a soggy mess.

The Carrot Squeeze: Carrots are essentially orange water balloons. If you grate them and throw them straight into an almond flour batter, they will release all that water in the oven. Your cake will boil instead of bake, and the center will be raw soup. After you grate the carrots, you must wrap them in a clean kitchen towel and wring them out aggressively over the sink. You will be shocked by how much bright orange water pours out.

The Yogurt Strain: Greek yogurt is the base of our sugar-free frosting, but straight out of the tub, it is slightly too wet to hold a thick swirl on top of a cake. To fix this, scoop your yogurt into a coffee filter or a paper towel set over a strainer. Let it sit in the fridge while the cake bakes. The excess whey drips out, leaving you with a yogurt that is as thick and spreadable as heavy cream cheese.

The Ingredient Lineup

The Flourless Cake Batter:

• 2 cups finely ground blanched almond flour
• 1/2 cup granulated zero-calorie sweetener (Erythritol or Monk Fruit blend)
• 2 teaspoons ground cinnamon
• 1/2 teaspoon ground nutmeg
• 1/4 teaspoon ground ginger
• 1 teaspoon baking powder
• 1/2 teaspoon baking soda
• 1/4 teaspoon fine salt
• 3 large eggs, room temperature
• 1/3 cup plain, full-fat Greek yogurt
• 1/4 cup melted coconut oil (or butter)
• 1 teaspoon vanilla extract
• 1 1/2 cups freshly grated carrots (squeezed dry!)
• 1/2 cup chopped pecans (optional, but highly recommended)

The Greek Yogurt Frosting:

• 1 cup plain, full-fat Greek yogurt (strained to thicken)
• 3 tablespoons powdered zero-calorie sweetener
• 1/2 teaspoon vanilla extract

The Sweetener: For the cake, use a granulated sweetener. For the frosting, you must use a powdered (confectioners) sweetener. If you put granulated sweetener into the cold yogurt frosting, it will not dissolve. You will be chewing on crunchy little sugar crystals with every bite of cake.

The Carrots: Buy whole, large carrots with the dirt still on them, peel them yourself, and grate them on a box grater. Do not buy the pre-shredded “matchstick” carrots in the plastic bag. They are far too thick, completely dried out, and feel like wooden twigs in the baked cake.

The Yogurt: Buy full-fat (4% or 5%) plain Greek yogurt. Fat-free yogurt is useless here. It is too watery, lacks flavor, and will break down into a watery mess when you try to frost the cake.

Grate, Mix, Bake

1. Prep the carrots.
Grate your whole carrots. Dump the shreds into the center of a clean, dry kitchen towel.

Roll the towel up and twist it as hard as you physically can over a bowl or the sink. Keep squeezing until no more orange water drips out. The carrots should feel dry and clump together. (Warning: this will permanently stain a white towel orange. Use an old one).

2. Whisk the dry stuff.
In a large bowl, whisk the almond flour, granulated sweetener, cinnamon, nutmeg, ginger, baking powder, baking soda, and salt.

3. Whisk the wet stuff.
In a separate bowl, vigorously whisk the room-temperature eggs, the 1/3 cup of Greek yogurt, the melted coconut oil, and the vanilla extract until completely smooth and pale.

4. Fold it together.
Pour the wet egg mixture into the dry almond flour mixture. Stir it with a spatula until a thick batter forms.

Dump in your dry, squeezed carrots and the chopped pecans. Fold them into the batter firmly. Almond flour batter is very heavy and stiff, so you have to use a bit of muscle to get the carrots evenly distributed.

5. Bake.
Scrape the thick batter into a parchment-lined 8×8 metal baking pan. Smooth the top with your spatula. Bake at 350°F (175°C) for 30 to 35 minutes. Keto cakes are notorious for looking done on top while the center is raw. Do a toothpick test in the exact center of the pan—it must come out clean.

6. The Mandatory Cool.
Pull the cake out of the oven. Do not touch it. Almond flour has zero gluten structure when it is hot. If you try to remove it from the pan or frost it now, it will crumble into a pile of hot sand and melt your yogurt frosting into a puddle. Let it cool completely to room temperature in the pan.

7. Make the Frosting.
Take your strained, super-thick Greek yogurt out of the fridge. Put it in a small bowl with the powdered sweetener and vanilla extract. Whisk it together until smooth.

8. Frost the Cake.
Once the cake is 100% cool to the touch, lift it out of the pan using the parchment paper overhang.

Swoop your thick Greek yogurt frosting over the top with an offset spatula or a butter knife. Sprinkle a few extra crushed pecans on top for texture.

What I Got Wrong First

My first batch of this was an absolute disaster because I was too lazy to squeeze the carrots. I figured a little extra moisture wouldn’t hurt an almond flour cake. I was incredibly wrong. The cake baked for almost an hour and still felt like a wet sponge in the middle. The water from the carrots pooled at the bottom of the pan and boiled the batter. Squeeze the carrots.

My second mistake was trying to frost the cake with regular, unstrained yogurt straight from the tub. The yogurt looked thick enough in the container, but the second I spread it onto the cake, it immediately began weeping water. The liquid ran down the sides of the cake and made the bottom completely soggy. You have to strain the yogurt for at least thirty minutes, or just use traditional cream cheese if you don’t want to mess with it.

Quick Keto Cake Troubleshooting

Why did my cake sink in the middle?
You either opened the oven door too early to check on it, or your baking powder was expired. Almond flour is extremely heavy. It needs fresh baking powder to lift it, and it needs consistent oven heat to set the structure. Keep the oven door shut.

Why does my cake taste cooling or minty?
You used 100% straight Erythritol as your sweetener. Erythritol is famous for having a bizarre, minty “cooling effect” in the mouth when used in large quantities. Try to buy a Monk Fruit/Erythritol blend (like Lakanto) or an Allulose blend. The blends completely eliminate that weird cooling aftertaste.

Can I make these into muffins instead?
Absolutely. This batter makes exactly 12 standard-sized muffins. Line a tin with paper wrappers, fill them up, and bake for 20 to 25 minutes. If you prefer a traditional wheat muffin, you should check out my Best Easy Chocolate Chip Pumpkin Muffins instead.

Make-Ahead Baking Schedule

Because almond flour retains moisture and doesn’t get “stale” the way wheat flour does, this cake is actually the ultimate make-ahead dessert.

Up to 3 Days Before: Bake the cake, let it cool completely, and wrap the bare, unfrosted cake in plastic wrap. Keep it in the fridge. On the day you want to serve it, whip up your strained yogurt frosting, slather it on, and cut it into squares. It tastes significantly better on day two because the cinnamon and nutmeg have time to completely permeate the fats in the almond flour.

Freezer Stash: You can freeze the unfrosted cake for up to three months. Wrap it tightly in two layers of plastic wrap and one layer of foil. Let it thaw overnight in the fridge before frosting it. I do not recommend freezing the yogurt frosting; it will separate and turn grainy when it thaws.

Variations and Tweaks

The Classic Cream Cheese Swap: If you don’t care about keeping the frosting yogurt-based, you can make a traditional keto cream cheese frosting. Beat 4 oz of softened cream cheese with 2 tablespoons of softened butter, 1/4 cup of powdered sweetener, and a splash of vanilla. It is richer, heavier, and holds up perfectly at room temperature.

Pineapple & Coconut: If you want a more tropical hummingbird-style cake, fold 1/4 cup of unsweetened shredded coconut into the batter with the carrots.

Gingerbread Spiced: If you are making this around the holidays and want a deeper, darker flavor, double the ginger and add a pinch of ground cloves to the dry ingredients. It will smell exactly like my Eggnog Gingerbread Thumbprint Cookies while it bakes.

Storing Leftovers

Because this cake is frosted with actual dairy yogurt, it must live in the refrigerator. Do not leave it on the kitchen counter, or the yogurt will sour quickly.

Keep the cake in a sealed Tupperware container in the fridge. It will stay perfectly moist and delicious for up to 5 days. I actually prefer eating this cake straight out of the fridge when it is freezing cold—the crumb gets incredibly dense and fudgy.