Best Rhubarb Cake with Cake Mix

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Update : April 5, 2026

introduction

Rhubarb is a unique and tart vegetable that adds great flavor to desserts. This Best Rhubarb Cake with Cake Mix is an easy and quick recipe that brings the delicious taste of rhubarb to your table. The simplicity of using cake mix makes it perfect for bakers of all levels.

why make this recipe

This rhubarb cake is not only simple, but it also combines the sweet and tangy flavors of rhubarb and cake mix. It’s a great way to use up fresh rhubarb, and it makes a delightful dessert for family gatherings, potlucks, or just a treat for yourself. Plus, with minimal prep and no complicated steps, it’s an enjoyable baking experience.

how to make Best Rhubarb Cake with Cake Mix

Ingredients:

  • 1 package yellow cake mix
  • 1 cup diced rhubarb
  • 1/2 cup sugar
  • 1 cup water
  • 1/4 cup vegetable oil
  • 3 large eggs
  • 1 teaspoon vanilla extract
  • 1 teaspoon baking powder
  • Powdered sugar for dusting (optional)

Directions:

  1. Preheat your oven to 350°F (175°C). Grease a 9×13 inch baking pan.
  2. In a large bowl, combine the cake mix, sugar, water, vegetable oil, eggs, and vanilla extract. Mix well until smooth.
  3. Fold in the diced rhubarb.
  4. Pour the batter into the prepared pan and spread it out evenly.
  5. Sprinkle the top with baking powder (optional, for extra rise).
  6. Bake for 30-35 minutes, or until a toothpick inserted in the center comes out clean.
  7. Allow to cool before dusting with powdered sugar, if desired.
  8. Serve and enjoy your delightful rhubarb cake!

how to serve Best Rhubarb Cake with Cake Mix

This cake is best served warm or at room temperature. You can enjoy it plain or sprinkle some powdered sugar on top for a sweet finishing touch. It pairs wonderfully with a scoop of vanilla ice cream or a dollop of whipped cream for added treat.

how to store Best Rhubarb Cake with Cake Mix

To store your rhubarb cake, place it in an airtight container at room temperature for up to 3 days. For longer storage, you can refrigerate it for up to a week. If you want to keep it for even longer, consider freezing it. Wrap the cake tightly in plastic wrap and then in aluminum foil. It can last in the freezer for up to three months.

tips to make Best Rhubarb Cake with Cake Mix

  • Make sure to chop the rhubarb into small, even pieces for consistent baking.
  • If you want a sweeter cake, you can add more sugar to taste.
  • For a twist, try adding nuts or chocolate chips to the batter.
  • Always check the cake with a toothpick to avoid over-baking.

variation

You can replace the yellow cake mix with white or chocolate cake mix for a different flavor twist. You can also try adding a little cinnamon or nutmeg for extra warmth.

FAQs

Can I use frozen rhubarb for this recipe?
Yes, you can use frozen rhubarb. Just make sure to thaw and drain any excess liquid before adding it to the batter.

How can I tell when the cake is done baking?
Insert a toothpick into the center of the cake. If it comes out clean, the cake is done. If it has batter on it, bake for a few more minutes.

Can I make this cake in a different pan size?
Yes, you can use other pan sizes, but baking time may vary. Keep an eye on the cake as it bakes. Use a toothpick to check for doneness.

Print
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Best Rhubarb Cake with Cake Mix


  • Author: jena
  • Total Time: 50 minutes
  • Yield: 12 servings 1x
  • Diet: Vegetarian

Description

A simple and delightful rhubarb cake made using cake mix, perfect for any occasion.


Ingredients

Scale
  • 1 package yellow cake mix
  • 1 cup diced rhubarb
  • 1/2 cup sugar
  • 1 cup water
  • 1/4 cup vegetable oil
  • 3 large eggs
  • 1 teaspoon vanilla extract
  • 1 teaspoon baking powder
  • Powdered sugar for dusting (optional)

Instructions

  1. Preheat your oven to 350°F (175°C). Grease a 9×13 inch baking pan.
  2. Combine the cake mix, sugar, water, vegetable oil, eggs, and vanilla extract in a large bowl. Mix well until smooth.
  3. Fold in the diced rhubarb.
  4. Pour the batter into the prepared pan and spread it out evenly.
  5. Sprinkle the top with baking powder (optional, for extra rise).
  6. Bake for 30-35 minutes, or until a toothpick inserted in the center comes out clean.
  7. Allow to cool before dusting with powdered sugar, if desired.
  8. Serve and enjoy your delightful rhubarb cake!

Notes

For a sweeter cake, add more sugar to taste. You can also add nuts or chocolate chips for a twist.

  • Prep Time: 15 minutes
  • Cook Time: 35 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

Nutrition

  • Serving Size: 1 serving
  • Calories: 280
  • Sugar: 12g
  • Sodium: 250mg
  • Fat: 8g
  • Saturated Fat: 1g
  • Unsaturated Fat: 7g
  • Trans Fat: 0g
  • Carbohydrates: 43g
  • Fiber: 1g
  • Protein: 3g
  • Cholesterol: 30mg

Keywords: rhubarb cake, dessert, cake mix, easy recipes, baking

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