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lemon cake on a plate with slices of lemons on top and lemons beside

Simple Sourdough Lemon Pound Cake From Scratch

Molly LaFontaine of Plum Branch Home
This sourdough lemon pound cake is for you if you’re looking for an easy wholesome cake recipe. This lemon cake made with sourdough is cherished in our home and I hope it will be in yours as well!
5 from 3 votes
Prep Time 20 minutes
Cook Time 1 hour
Total Time 1 hour 20 minutes
Course Dessert
Cuisine Sourdough
Servings 1 (1/2 pound) cake

Ingredients
  

Pound Cake

  • 1/2 cup salted butter, softened
  • 1 cup pure cane sugar
  • 2 eggs (room temperature)
  • 1/2 cup sourdough starter (fed or discard)
  • 2 Tbsp sour cream
  • 3 Tbsp lemon juice
  • 1 1/2 tsp pure vanilla extract
  • 1/2 tsp sea salt
  • 1 1/2 cup all-purpose flour
  • 1 Tbsp lemon zest

Glaze

  • 1/2 cup powdered sugar (preferably powdered cane sugar)
  • 2 Tbsp lemon juice

Instructions
 

Step 1: Prepare & Preheat

  • Prepare a loaf pan with a light greasing of butter then dust with flour and tap the pan upside down to remove excess. Or place parchment paper inside instead.
  • Preheat oven to 350 degrees Fahrenheit.

Step 2: Make Batter

  • In a mixing bowl, cream together butter and cane sugar with an electric mixer on low speed until fluffy (1 minute)
  • Add eggs one at a time, mixing on low speed until evenly combined.
  • Add in sourdough starter, sour cream, lemon juice, vanilla, and sea salt. Mix until smoothly combined on medium-low speed.
  • Then on medium speed, add flour. Mix just to combine, don’t over mix.
  • With a spatula or spoon, stir in lemon zest gently just until combined.
  • Optional – At this point you can either continue the recipe or place the batter covered in the fridge for 12-24 hours to long ferment for more sourdough gut benefits.

Step 3: Bake

  • Pour batter into prepared loaf pan and bake for 60-65 mins (toothpick comes out clean in center) (don’t open the door during baking).

Step 4: Cool & Glaze

  • Once baked, let cool in loaf pan for 10 mins on a wire rack (do not remove from pan before this).
  • While the cake is cooling, whisk together powdered sugar and lemon juice glaze until combined in a small bowl.
  • Once cake is cooled, gently transfer out pan and onto a plate. Drizzle glaze over top and enjoy!

Video

Notes

** This recipe was updated in January 2026.
Please see blog post for all kinds of helpful tips, storage information, and serving ideas.
 
Did you make this recipe? – Please leave a comment below or share a photo on social media! If you share a photo be sure to tag me @plumbranchhome
 
A Note From Me – This recipe was developed from scratch by me, Molly LaFontaine, in my kitchen and tested many times to ensure success. My recipes here on Plum Branch Home are created with purpose and cherished in our own home. They’re developed with my own experiences, trial and error, and skills, NEVER AI (artificial intelligence).
 
Here at Plum Branch Home we’re serving God by loving our families and bringing them around the supper table one recipe at a time!
Keyword sourdough lemon pound cake