Rhubarb Cake with Butter Sauce

Why You’ll Love This Recipe

  • Simple and approachable: The recipe uses common ingredients and straightforward instructions, making it beginner-friendly.
  • Versatile: Perfect for any occasion, from weeknight desserts to celebratory dinners.
  • Flavor harmony: The tartness of rhubarb pairs beautifully with the sweetness of the buttery sauce.
  • Comfort food at its best: Warm, moist cake topped with indulgent sauce is the ultimate dessert comfort.

Ingredients

(Tip: You’ll find the full list of ingredients and measurements in the recipe card below.)

  • 4 cups all-purpose flour
  • 2 cups granulated sugar
  • 4 teaspoons baking powder
  • 1/2 teaspoon salt
  • 4 cups diced rhubarb (fresh or frozen and thawed)
  • 2 cups milk
  • 6 tablespoons melted butter

Butter Sauce:

  • 1/2 cup (1 stick) butter
  • 1 cup sugar
  • 3/4 cup heavy cream

Directions

  1. Preheat your oven to 350°F (175°C). Grease a 9×13 inch baking pan.
  2. In a large mixing bowl, combine the flour, sugar, baking powder, and salt.
  3. Add the diced rhubarb, milk, and melted butter to the dry ingredients. Stir until just combined.
  4. Pour the batter into the prepared baking pan.
  5. Bake for 45 minutes, or until a toothpick inserted into the center comes out clean.
  6. While the cake is baking, prepare the butter sauce. In a medium saucepan, combine the butter, sugar, and heavy cream.
  7. Bring the mixture to a boil over medium heat, stirring frequently. Boil for 1 minute, then remove from heat and let cool slightly.
  8. Serve the cake warm, generously drizzled with the warm butter sauce.

Servings and Timing

  • Servings: Approximately 12 slices
  • Prep Time: 15 minutes
  • Cook Time: 45 minutes
  • Total Time: 1 hour

Variations

  • Add spices: Mix in a teaspoon of cinnamon or nutmeg for a warm, spiced flavor.
  • Alternative fruits: Substitute rhubarb with diced apples or berries for a different twist.
  • Gluten-free: Use a gluten-free flour blend to accommodate dietary restrictions.
  • Lemon zest: Add lemon zest to the batter for a hint of citrus.

Storage/Reheating

  • Storage: Store leftover cake in an airtight container at room temperature for up to 2 days or in the refrigerator for up to 5 days.
  • Reheating: Warm individual slices in the microwave for 10–15 seconds or in the oven at 300°F (150°C) for 5–10 minutes. Keep the butter sauce in a separate container and reheat gently on the stovetop or in the microwave before serving.

FAQs

1. Can I use frozen rhubarb?

Yes, just thaw it completely and drain any excess liquid before using it in the batter.

2. Can I make this cake ahead of time?

Absolutely. Bake the cake and prepare the sauce in advance, then reheat them before serving.

3. What if I don’t have heavy cream for the sauce?

You can substitute with whole milk, though the sauce may be slightly less rich.

4. Can I freeze the cake?

Yes, you can freeze the cake (without the sauce) for up to 2 months. Thaw and reheat before serving.

5. What’s the best way to dice rhubarb?

Trim off the ends, wash the stalks, and cut them into small, even pieces for uniform cooking.

6. Can I make this cake dairy-free?

Yes, substitute plant-based milk and butter for the dairy components. Use coconut cream instead of heavy cream for the sauce.

7. What does rhubarb taste like?

Rhubarb has a tart and tangy flavor, which mellows and becomes pleasantly sweet when cooked.

8. How do I know when the cake is done?

Insert a toothpick into the center; if it comes out clean, the cake is ready.

9. Can I reduce the sugar in the recipe?

Yes, you can reduce the sugar slightly, though the sweetness balances the tart rhubarb and the rich sauce.

10. What can I serve with this cake?

The cake pairs wonderfully with vanilla ice cream or a dollop of whipped cream.

Conclusion

Rhubarb cake with butter sauce is a classic dessert that’s sure to impress. With its moist texture, tart rhubarb, and luxurious sauce, it’s an irresistible treat for any occasion. Whether enjoyed warm from the oven or reheated later, this cake is a surefire way to please family and friends. Give it a try and savor every bite!

 


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Rhubarb Cake with Butter Sauce


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  • Author: Isabella
  • Total Time: 1 hour
  • Yield: 12 servings
  • Diet: Vegetarian

Description

Rhubarb cake with butter sauce is a moist, tart, and sweet dessert that combines the unique flavor of rhubarb with a rich, creamy butter sauce. Perfect for family gatherings, celebratory dinners, or a comforting treat anytime.

 


Ingredients

  • Cake:
    • 4 cups all-purpose flour
    • 2 cups granulated sugar
    • 4 teaspoons baking powder
    • 1/2 teaspoon salt
    • 4 cups diced rhubarb (fresh or frozen, thawed)
    • 2 cups milk
    • 6 tablespoons melted butter
  • Butter Sauce:
    • 1/2 cup (1 stick) butter
    • 1 cup sugar
    • 3/4 cup heavy cream

Instructions

  • Preheat oven to 350°F (175°C) and grease a 9×13 inch baking pan.
  • In a large mixing bowl, whisk together flour, sugar, baking powder, and salt.
  • Stir in diced rhubarb, milk, and melted butter until just combined.
  • Pour the batter into the prepared pan and bake for 45 minutes, or until a toothpick inserted into the center comes out clean.
  • For the butter sauce: In a medium saucepan, combine butter, sugar, and heavy cream.
  • Bring the mixture to a boil over medium heat, stirring frequently. Boil for 1 minute, then remove from heat.
  • Serve the cake warm with the butter sauce drizzled generously on top.

Notes

  • Substitute rhubarb with apples or berries for variety.
  • Store cake in an airtight container for up to 5 days in the fridge.
  • Sauce can be reheated gently on the stovetop or microwave.
  • Prep Time: 15 minutes
  • Cook Time: 45 minutes
  • Category: Dessert
  • Method: Baking
  • Cuisine: American

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