
Soft, Citrusy, and Foolproof Every Time
This Doctored 7UP Bundt Cake by Zakia Boyd is the perfect shortcut dessert that still tastes homemade. The soda adds lightness and moisture, while lemon extract and zest bring that bold citrus flavor all the way through.
Finished with a simple lemon glaze, this cake is bright, tender, and perfect for any occasion—from Sunday dinner to special celebrations.
Ingredients
For the Cake:
- 1 box lemon cake mix
- 1/2 cup sour cream (room temperature)
- 1/2 cup 7UP
- 1 cup milk (room temperature)
- 1/2 cup vegetable oil
- 2 tsp lemon extract
- Zest of 1 lemon
- 4 large eggs (room temperature)
For the Lemon Glaze:
- 1 3/4–2 cups powdered sugar
- 2–4 tbsp lemon juice
Step-by-Step Instructions
1. Mix the Batter
- In a large bowl, combine cake mix, sour cream, 7UP, milk, oil, lemon extract, lemon zest, and eggs.
- Mix until smooth.

2. Bake
- Pour batter into pan and bake for 25–35 minutes, or until a toothpick comes out clean.

3. Cool the Cake
- Let cake cool in the pan for 10–15 minutes.
- Carefully release and cool completely.

4. Make the Glaze
- Whisk powdered sugar and lemon juice until smooth (adjust thickness to preference).

5. Finish & Serve
- Drizzle glaze over cooled cake, slice, and enjoy.

Pro Tips and Suggestions
- Use room-temperature ingredients for a smooth batter
- Don’t overmix—just until combined
- Grease pan well to avoid sticking
- Let cake cool fully before glazing
- Add extra zest for stronger lemon flavor
About the Creator
This recipe is by Zakia Boyd, the creator behind @zeetheintrovert. She’s known for rich, comforting desserts that are easy to recreate and full of flavor.
Zakia Boyd | @zeetheintrovert