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Rhubarb Oatmeal Bars

Rhubarb Oatmeal Bars That Brighten Your Day with Flavor

These Rhubarb Oatmeal Bars combine tangy rhubarb with a crumbly oat crust for a delightful treat everyone will love.
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Prep Time 15 minutes
Cook Time 40 minutes
Cooling Time 30 minutes
Total Time 1 hour 25 minutes
Servings: 12 bars
Course: Desserts
Cuisine: American
Calories: 180
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Crust
  • 1 cup All-purpose flour Substitute with gluten-free flour for a gluten-free version.
  • 2 cups Rolled oats Ensure oats are certified gluten-free if needed.
  • 3/4 cup Brown sugar Use coconut sugar for a healthier alternative.
  • 1 tsp Baking soda
  • 1/4 tsp Salt
  • 1/2 cup Unsalted butter (melted) Dairy-free butter or coconut oil can be used for a dairy-free version.
For the Filling
  • 1 cup Granulated sugar Can be adjusted based on taste preference.
  • 2 tbsp Cornstarch Arrowroot or tapioca starch can serve as alternatives.
  • 3 cups Fresh rhubarb (chopped) Substitute with frozen rhubarb if fresh isn’t available; ensure it's thawed and drained.
  • 1 tsp Vanilla extract Almond extract can be used for a different flavor twist.

Equipment

  • 9x13-inch baking dish
  • Mixing bowl
  • Whisk
  • Spatula
  • Wire rack

Method
 

Step‑by‑Step Instructions
  1. Preheat your oven to 350°F (175°C) and grease a 9x13-inch baking dish.
  2. In a mixing bowl, combine all-purpose flour, rolled oats, brown sugar, baking soda, and salt.
  3. Pour melted unsalted butter into the dry mixture, stirring until crumbly and reserve half for topping.
  4. Press remaining oat mixture into the bottom of the prepared baking dish.
  5. In a separate bowl, combine granulated sugar and cornstarch, then add rhubarb and vanilla extract, mixing well.
  6. Spread the rhubarb mixture evenly over the oat crust.
  7. Crumble the reserved oat mixture over the rhubarb layer.
  8. Bake for 35-40 minutes until golden brown and bubbly.
  9. Allow the bars to cool completely in the pan before slicing.

Nutrition

Serving: 1barCalories: 180kcalCarbohydrates: 30gProtein: 2gFat: 7gSaturated Fat: 4gPolyunsaturated Fat: 1gMonounsaturated Fat: 2gCholesterol: 15mgSodium: 100mgPotassium: 150mgFiber: 2gSugar: 10gVitamin A: 200IUVitamin C: 3mgCalcium: 20mgIron: 1mg

Notes

Best enjoyed with a scoop of vanilla ice cream or alongside a cup of tea. Adjust sugar levels to taste and use fresh rhubarb for optimal flavor.

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