Lemon Cake with Cream Cheese Frosting

Preheat to 345. Two pans. That’s it. Lemon velvet cake sits somewhere between a regular cake and something that actually tastes like lemon instead of that fake extract nonsense. Tried making this with butter once. Coconut oil changes everything—keeps it tender, doesn’t fight the citrus.

Why You’ll Love This Lemon Velvet Cake

Takes 45 minutes to get in the oven if you move. That’s prep. Then 28 minutes baking and you’re done with the actual work. Crumb stays soft for days. Not stale-soft. Like it just came out yesterday soft. The frosting’s got mascarpone in it—sounds fancy, isn’t. Just makes it tangier than regular cream cheese frosting, stops it from tasting like sugar with a cream cheese rumor. Coconut oil cake has something going on. Not coconut flavor. Just—better texture. Works fresh or cold. Tastes different both ways, both ways are good.

What You Need for Lemon Vanilla Cake with Mascarpone Frosting

All-purpose flour. Two and a half cups. Not cake flour. This needs the structure.

Sugar. A cup and three quarters. Granulated. The shiny kind.

Baking powder and baking soda. A tablespoon and three quarters of a teaspoon. Salt—a teaspoon. These three mixed into flour first, keeps them from clumping later.

Coconut oil, softened. Half a cup. Butter works. Doesn’t work as well. Coconut oil stays tender longer.

One egg and three egg whites. The yolks get ditched. Keeps the crumb from getting heavy.

Buttermilk at room temperature. A cup. Cold buttermilk does weird things to the batter.

Fresh lemon juice. A quarter cup. Bottled doesn’t cut it—tastes like chemistry. Zest of one lemon and one lime. The zest matters more than you think.

Vanilla extract. A teaspoon.

For the frosting: eight ounces cream cheese softened, half a cup mascarpone softened, half a cup unsalted butter softened. A tablespoon fresh lemon juice. A teaspoon vanilla. Three and a half cups powdered sugar sifted.

How to Make Lemon Velvet Cake

Oven goes to 345. Not 350. That five degrees changes how the cake bakes. Grease two 9-inch round pans, flour them, line the bottoms with parchment. The parchment is how you get them out without breaking.

Whisk the flour, sugar, baking powder, baking soda, salt together in a big bowl. Mix it until it looks even. No lumps hiding anywhere. Leaveners have to spread or you get sunken spots.

Add the softened coconut oil to the dry stuff. Mixer on low. Mix until it looks like wet sand, tiny bits of oil still visible. Stop. Overmix now and your cake gets dense.

In another bowl—separate, different bowl—whisk the egg, egg whites, buttermilk, lemon juice, zest, vanilla together. Let this sit for maybe a minute. The zest starts releasing its oils.

Pour the wet into the dry slowly. Medium speed on the mixer. Mix just until you can’t see streaks of flour. Small lumps okay. Lumps bad. Overmixing bad. The gluten develops and your cake turns into a brick.

Divide the batter between the two pans. Use an offset spatula to smooth the tops. The batter should jiggle when you move the pan. Shiny surface. That’s what ready looks like.

Into the oven. 345 degrees. 25 to 30 minutes. Start checking at 23 minutes. A toothpick goes in—comes out with moist crumbs clinging to it. Not wet batter. Not dry. Moist crumbs. The edges pull slightly from the pan. Kitchen smells like lemon and vanilla and something kind of sweet.

Let them cool in the pans for 8 to 12 minutes. Don’t rush. Warm cake is fragile. Invert them onto wire racks, peel the parchment off carefully, let them cool all the way. Warm frosting on a warm cake is a mess.

How to Get the Cake Tender and Frosting Right

Once the layers cool completely, level them. Long serrated knife. Hold it parallel to the cutting board, slice gently by rotating the cake and sawing slowly. You’re removing the dome so they stack flat.

Save the trimmings. They’re good. Snack or use later for cake crumbs in something else.

Get a cake plate or stand. Lay down two parchment sheets overlapping in the middle. Keeps the plate clean. Slides out later without a mess.

First layer goes on the parchment. Thick layer of frosting. Spread it evenly. The thickness matters—affects how the cake tastes and feels when you bite it.

Second layer on top gently. Don’t squish the frosting out the sides.

Frost the whole thing. Top, sides, everywhere. Offset spatula. Smooth it or give it texture—depends what you want it to look like. Garnish with extra zest. Lemon or lime. Makes a bright spot in one corner.

Slide the parchment out from under the cake so the edges stay clean.

Refrigerate for at least 30 minutes. Frosting needs to firm up or slices come out messy. Actually messy. Like, not worth it messy.

Before you serve it, let it sit at room temperature for 20 minutes. Cream cheese flavor needs warmth to really pop. Cold frosting tastes like nothing.

Fresh Lemon Juice Cake Tips and Mistakes

Don’t use bottled lemon juice. Seriously. It tastes like plastic. Squeeze it yourself. Tastes completely different.

Zest the lemon before you cut it in half. Easier. Get the yellow part, not the white underneath. The white is bitter.

Room temperature matters. Room temperature buttermilk, softened oil, softened butter, softened cream cheese. Cold stuff doesn’t mix right. The batter stays separated. Cake bakes weird.

Oven temperature is not a suggestion. 345 is slower than 350 on purpose. Lets the cake bake through without the outside getting dark. Check it early. Every oven is different.

The mascarpone frosting stays stable longer. Doesn’t break or get runny like regular cream cheese frosting does. But you still need to refrigerate it before serving.

Coconut oil lemon cake keeps for three days covered. Maybe four. After that it starts tasting stale, which for this cake means it tastes less like lemon and more like regular cake. Not good.

Lemon Cake with Cream Cheese Frosting

By Emma

Prep:

45 min

Cook:

28 min

Total:

1h 40min

Servings:

12 servings

Ingredients

• 2 1/2 cups all-purpose flour
• 1 3/4 cups granulated sugar
• 1 tbsp baking powder
• 3/4 tsp baking soda
• 1 tsp salt
• 1/2 cup coconut oil softened (sub for butter)
• 1 whole large egg
• 3 large egg whites
• 1 cup buttermilk (room temp)
• 1/4 cup fresh lemon juice
• Zest of 1 lemon and 1 lime
• 1 tsp vanilla extract
• For Frosting:
• 8 oz cream cheese softened
• 1/2 cup mascarpone cheese softened (adds tang and stability)
• 1/2 cup unsalted butter softened
• 1 tbsp lemon juice fresh
• 1 tsp vanilla extract
• 3 1/2 cups powdered sugar sifted

Method

1. Cake Directions
2. 1 Preheat oven to 345°F. Grease and flour two 9-inch round pans, line bottoms with parchment paper for easy release. Oven temp lowered slightly to slow bake for better crumb.
3. 2 Whisk flour, sugar, baking powder, baking soda, salt thoroughly so leaveners spread evenly. No clumps or surprise sunken centers.
4. 3 Add coconut oil to dry ingredients. Mix on low speed with electric mixer until mixture resembles coarse crumbs, tiny lumps of fat visible. Overmixing kills tenderness.
5. 4 In separate bowl, whisk egg, egg whites, buttermilk, lemon juice, lemon and lime zest, vanilla. Citrus zest size and freshness matter; bigger flakes burst more oils.
6. 5 Slowly pour wet mixture into dry. Mix medium speed just until blended; small streaks of flour okay but no lumps visible. Overmix develops gluten, makes cake dense.
7. 6 Divide batter equally between pans, use offset spatula to smooth tops. Batter should jiggle slightly, shiny surface before oven.
8. 7 Bake 25-30 minutes but check from 23 minutes onwards. Toothpick inserted runs with moist crumbs, not batter. Edges will pull slightly from pan, aroma zesty fills the kitchen.
9. 8 Cool cakes 8-12 minutes in pans. Warm cakes fragile, handle gingerly. Invert onto wire racks, peel parchment, cool completely. Warm layers will ruin frosting texture.
10. Lemon Cream Cheese Frosting Directions
11. 9 Beat cream cheese, mascarpone, butter, vanilla, and lemon juice together until homogeneous and fluffy. Using both cheese spreads richness and tang, keeps frosting from turning runny after chilling.
12. 10 Add powdered sugar gradually. Mix low speed to avoid powdery puffs flying everywhere. Scrape bowl edges frequently. Desired consistency thick but spreadable, not stiff.
13. Assembling the Cake Directions
14. 11 After layers cool entirely, level with long serrated knife. Slice dome tops by holding knife parallel to cutting board; gentle sawing motion works best. Rotate cake slowly for even cut.
15. 12 Save trimmings—snack or repurpose as cake crumbs for desserts like trifle or pops.
16. 13 Set cake plate or stand. Overlap two parchment sheets in center. Keeps plate pristine, slides out without damage after frosting.
17. 14 Place first cake layer onto parchment. Spread thick layer frosting evenly. Thickness affects moisture balance.
18. 15 Stack second layer on top gently. Avoid squishing frosting out sides.
19. 16 Coat cake all over with remaining frosting. Use offset spatula and smooth or texturize for visual interest. Garnish with extra zest—lemon or lime makes a bright corner pop.
20. 17 Carefully slide out parchment from under cake so edges stay clean.
21. 18 Refrigerate cake to firm frosting for at least 30 minutes before cutting. Softer frosting means messy slices.
22. 19 Bring to room temperature 20 minutes before serving to get cream cheese flavor and texture popping.

Nutritional information

Calories

950

Protein

9g

Carbs

135g

Fat

45g

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Frequently Asked Questions About Lemon Velvet Cake

Can I use butter instead of coconut oil? Yeah. Cake comes out a little denser. Doesn’t stay tender as long. It works, just—not better.

Why egg whites instead of whole eggs? Keeps the crumb lighter. Less yolk means less fat, and this cake is already rich from the oil. Tried it with whole eggs once. Too heavy.

What if I don’t have mascarpone for the frosting? More cream cheese works. Frosting tastes sharper. Might separate after a day or two in the fridge. Whisk it back together. Not ideal but it’s fine either way.

Can I make this with all-in-one method? No. The mixing order matters. This isn’t one of those cakes.

Do I have to level the cakes? You don’t have to. Unlevel cakes look sloppy. Looks matter.

How long does this lemon vanilla cake actually last? Three days covered at room temperature. After that the frosting gets weird, the crumb starts drying. Refrigerate it and it lasts longer but cold frosting doesn’t taste like much. Room temperature is the move.

Can I substitute the lime zest? Either one works. Both together is better. Lime is sharper. Lemon is brighter. They do different things. You could use just lemon. Just lime would be weird.

Why 345 instead of 350? Lower temp bakes slower, gives you better texture. Five degrees changes everything. Your oven might run hot or cold—start checking at 23 minutes no matter what the recipe says.

Is the mascarpone really necessary? No. It just makes the frosting better. Tangier. More stable. If you skip it, the cake’s still good. Frosting’s just softer.

Can I make this cake ahead? Bake it, cool it, wrap it. Freeze it a week. Frosting on the day before serving or the morning of. Frosting freezes weird, gets grainy.