1¼cup(156.25g)all-purpose flourweighed in grams or spooned and leveled
¾cup(150g)granulated sugar
¾teaspoonbaking powder
¼teaspoonbaking soda
½teaspoonsalt
Lemon Cream Cheese Frosting
4ounces(113.4g)cream cheeseroom temperature
¼cup(56.75g)unsalted butterroom temperature
2cups(240g)powdered sugar
1teaspoonlemon zest
Instructions
Preheat oven to 350°F. Line an 8-inch square pan with parchment paper.
In a large bowl, whisk together the flour, sugar, baking powder, baking soda, and salt.
In a medium bowl, gently whisk the egg. Stir in the lemon kefir, melted butter, and lemon zest really well.
Fold the wet ingredients into the dry ingredients just until all of the flour streaks disappear.
Pour the lemon cake batter into the prepared pan. Bake on the middle rack until a toothpick inserted into the center comes out clean (20-30 minutes).
Let the cake cool in the pan for 20 minutes, then carefully transfer it to a wire rack.
In a medium bowl, mix the softened cream cheese and butter until smooth. Stir in the powdered sugar and lemon zest.
Spread an even layer of frosting over the completely cooled cake. Slice and enjoy!
Notes
Kefir: This recipe is sponsored by my favorite kefir brand, Lifeway. Their organic whole milk lemon or plain kefir is best in this recipe.Storage: Store frosted cake in an airtight container in the refrigerator for 1 week or in the freezer for 1 month. Unfrosted cake can be stored in the freezer for 3 months and then brought to room temperature, frosted, and served.Nutrition: The provided nutrition information is an estimate, accuracy is not guaranteed.