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Brown Sugar Topped Rhubarb Cake: Easy Sweet Tangy Recipe

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Brown sugar topped rhubarb cake is a moist and tender dessert filled with tart rhubarb and topped with a sweet, caramelized brown sugar layer.

  • Author: Emily
  • Prep Time: 15 minutes
  • Cook Time: 45 minutes
  • Total Time: 1 hour
  • Yield: 12 servings 1x
  • Category: Dessert
  • Cuisine: American

Ingredients

Scale
  • 2 cups all-purpose flour
  • 1 tsp baking soda
  • 1/2 tsp salt
  • 1/2 cup unsalted butter, softened
  • 1 1/2 cups granulated sugar
  • 2 large eggs
  • 1 cup buttermilk
  • 2 cups chopped rhubarb
  • 1 cup brown sugar
  • 1 tsp cinnamon

Instructions

  1. Preheat oven to 350°F (175°C) and grease a 9×13-inch baking dish.
  2. Whisk together flour, baking soda, and salt.
  3. Cream butter and sugar until light and fluffy.
  4. Add eggs one at a time, then mix in buttermilk.
  5. Gradually add dry ingredients to wet ingredients.
  6. Fold in chopped rhubarb.
  7. Pour batter into prepared pan.
  8. Mix brown sugar and cinnamon, then sprinkle over batter.
  9. Bake for 40–45 minutes until set.
  10. Cool slightly before slicing and serving.

Notes

  • Use fresh or well-drained frozen rhubarb.
  • Do not overmix the batter.
  • Check for doneness early.
  • Let cake cool before slicing.
  • Add nuts for extra texture.
  • Store properly to maintain moisture.

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