Rhubarb coffee cake is the kind of dish that feels like a warm hug on a chilly day. It’s a delightful treat to brighten any gathering or even just to enjoy with your morning coffee. The combination of tart rhubarb and sweet cake creates a balance that is both comforting and refreshing. Baking this cake at home not only fills your kitchen with a wonderful aroma but also gives you an opportunity to savor a slice of nostalgia, reminiscent of family gatherings and cozy afternoons.
At the heart of this recipe are some wonderfully simple ingredients: 2 cups of chopped rhubarb that adds a tangy twist, 1 cup of granulated sugar to bring sweetness, and 1/2 cup of butter, softened to create that rich, moist texture. You will also need 2 large eggs, 1 cup of milk for moisture, and 2 teaspoons of vanilla extract for warmth. The dry ingredients—2 cups of all-purpose flour, 2 teaspoons of baking powder, 1/2 teaspoon of salt, and 1 teaspoon of cinnamon—come together to create a fluffy, tender cake that is truly irresistible.
The method to prepare this delightful rhubarb coffee cake is straightforward, making it perfect for bakers of any skill level. Start by preheating your oven to 350°F (175°C) and greasing a 9×13 inch baking pan. Next, mix together the softened butter and sugar until you reach that fluffy consistency, then blend in the eggs, milk, and vanilla. In a separate bowl, combine the dry ingredients and gradually add them to your wet mix, gently folding in the rhubarb before pouring everything into your baking pan. Bake for about 35 to 40 minutes, and you’ll have a delicious cake to enjoy.
This cake is ideal for any occasion, whether you’re hosting a brunch or simply looking for a comforting dessert after dinner. It pairs beautifully with coffee or tea and is a wonderful way to use fresh rhubarb during its season.
Why You’ll Love This Rhubarb Coffee Cake
- Quick to Prepare: This recipe can be made in about an hour, making it an excellent option for a last-minute treat.
- Simple Ingredients: You probably already have most of the ingredients in your pantry, which means less hassle for you.
- Comforting Flavor: The combination of sweet and tart flavors from the rhubarb is deliciously satisfying.
- Versatile Treat: Great for breakfast, dessert, or even an afternoon snack.
- Perfect for Sharing: Bake it up for potlucks or family gatherings, and you’re sure to impress everyone.
Rhubarb Tips
When it comes to selecting rhubarb for your coffee cake, look for vibrant stalks that are firm and crisp. Avoid any that appear wilted or soft. The color can vary from green to deep red, but red often indicates a sweeter taste. If you can, opt for rhubarb that is freshly harvested in the spring and early summer. Always wash it thoroughly but avoid peeling the skin, as the outer layer adds flavor and nutrition.
Options for Substitutions
- Sugar: Use brown sugar instead of granulated sugar for a richer flavor.
- Butter: Swap half of the butter for unsweetened applesauce to reduce calories.
- Milk: Almond or oat milk can be used as a dairy-free alternative.
- Eggs: Replace each egg with 1/4 cup of unsweetened applesauce for an egg-free version.
- Flour: Whole wheat flour can be used for added nutrition.
- Cinnamon: Cardamom or nutmeg can replace cinnamon for a different spice profile.
Watch Out for These Mistakes
Baking is a science, and a few common pitfalls can turn your rhubarb coffee cake into a less-than-perfect dish. First, be careful not to overmix the batter once you add in the dry ingredients. This can lead to a dense texture instead of a fluffy cake. Also, ensure that your baking powder is fresh. Old baking powder can lead to a cake that doesn’t rise properly.
Another mistake to watch for is not properly measuring your ingredients, especially the flour. Too much flour can dry out your cake, while too little flour may make it too wet. Lastly, keep an eye on your baking time; every oven varies slightly. Check for doneness a few minutes early, as overbaking can result in a dry texture.

What to Serve With Rhubarb Coffee Cake?
This delightful rhubarb coffee cake pairs wonderfully with a wide variety of accompaniments. Consider serving it with a dollop of whipped cream for extra creaminess or a scoop of vanilla ice cream for a delightful contrast in temperature. A side of fresh berries can also add a refreshing note, while a hot cup of coffee or tea will round out your experience beautifully.
Storage Instructions
Store: You can keep leftover rhubarb coffee cake at room temperature for up to 3 days. If you prefer, store it in the refrigerator for up to 5 days to maintain freshness.
Freeze: This cake freezes well, so feel free to wrap it tightly and store it in the freezer for up to 3 months.
Reheat: To reheat, simply place a slice in the microwave for about 15-20 seconds. For the oven, preheat to 350°F (175°C) and bake for about 10 minutes until warmed through.
Recipe Info
Preparation Time: 20 minutes
Cooking Time: 35-40 minutes
Total Time: 55-60 minutes
Level of Difficulty: Easy
Servings: Approximately 12
Estimated Nutrition
Estimated nutrition for the whole recipe (without optional ingredients):
- Calories: 2,200-2,400
- Protein: 30-35g
- Fat: 80-90g
- Carbohydrates: 325-350g
Ingredients
- 2 cups rhubarb, chopped
- 1 cup granulated sugar
- 1/2 cup butter, softened
- 2 large eggs
- 1 cup milk
- 2 teaspoons vanilla extract
- 2 cups all-purpose flour
- 2 teaspoons baking powder
- 1/2 teaspoon salt
- 1 teaspoon cinnamon
Step-by-Step Instructions
Step 1: Preheat Oven and Prep Pan
Start by preheating your oven to 350°F (175°C). Grease a 9×13 inch baking pan generously with butter or non-stick spray to ensure the cake comes out easily after baking.
Step 2: Cream Butter and Sugar
In a mixing bowl, combine the softened butter and granulated sugar. Using an electric mixer, cream them together until the mixture is light and fluffy, which should take about 3 minutes.
Step 3: Mix in Eggs, Milk, and Vanilla
Next, beat in the eggs one at a time, making sure to mix well after each addition. Then, slowly stir in the milk and vanilla extract until everything is fully combined and smooth.
Step 4: Combine Dry Ingredients
In a separate bowl, whisk together the flour, baking powder, salt, and cinnamon. This dry mixture helps to ensure that your cake rises perfectly.
Step 5: Combine Wet and Dry Ingredients
Gradually add the dry ingredients to the wet mixture. Mix gently, being careful not to overcombine.
Step 6: Fold in Rhubarb
Once the batter is well mixed, gently fold the chopped rhubarb into the mixture. Be careful not to break down the rhubarb too much; you want to keep those lovely chunks for texture.
Step 7: Pour Batter Into Pan
Pour the cake batter into your prepared baking pan. Spread it evenly with a spatula to ensure even baking.
Step 8: Bake and Cool
Bake in your preheated oven for 35-40 minutes, or until a toothpick inserted into the center comes out clean. Once done, allow the cake to cool slightly before serving for the best flavor.

In summary, this rhubarb coffee cake is not only simple to make, but it also delivers wonderful flavors that everyone will enjoy. Whether you bake it for yourself or for friends and family, it’s sure to become a favorite. I invite you to try this recipe and share your thoughts, or explore more delightful dishes on the blog. Happy baking!
Print
Rhubarb Coffee Cake
- Prep Time: 20 minutes
- Cook Time: 40 minutes
- Total Time: 60 minutes
- Yield: 12 servings 1x
- Category: Dessert
- Method: Baking
- Cuisine: American
- Diet: Vegetarian
Description
A comforting rhubarb coffee cake combining tart rhubarb and sweet cake, perfect for any gathering.
Ingredients
- 2 cups rhubarb, chopped
- 1 cup granulated sugar
- 1/2 cup butter, softened
- 2 large eggs
- 1 cup milk
- 2 teaspoons vanilla extract
- 2 cups all-purpose flour
- 2 teaspoons baking powder
- 1/2 teaspoon salt
- 1 teaspoon cinnamon
Instructions
- Preheat your oven to 350°F (175°C) and grease a 9×13 inch baking pan.
- Cream the softened butter and granulated sugar together until light and fluffy.
- Mix in the eggs one at a time, then stir in the milk and vanilla extract until smooth.
- Combine the dry ingredients in a separate bowl: flour, baking powder, salt, and cinnamon.
- Add the dry mixture to the wet mixture gradually, mixing gently.
- Fold in the chopped rhubarb carefully to maintain its texture.
- Pour the batter into the prepared baking pan, spreading it evenly.
- Bake for 35-40 minutes, or until a toothpick inserted comes out clean. Let cool before serving.
Notes
Store leftovers at room temperature for up to 3 days, or in the refrigerator for up to 5 days for freshness.
Nutrition
- Serving Size: 1 slice
- Calories: 200
- Sugar: 15g
- Sodium: 150mg
- Fat: 10g
- Saturated Fat: 5g
- Unsaturated Fat: 4g
- Trans Fat: 0g
- Carbohydrates: 30g
- Fiber: 1g
- Protein: 3g
- Cholesterol: 50mg