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Lemon Oatmeal Crumble Bars

Lemon Oatmeal Crumble Bars for a Zesty Sweet Treat

Indulge in Lemon Oatmeal Crumble Bars, a zesty dessert combining creamy lemon filling and a buttery oatmeal crust.
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Prep Time 20 minutes
Cook Time 37 minutes
Cooling Time 30 minutes
Total Time 1 hour 27 minutes
Servings: 16 bars
Course: Desserts
Cuisine: American
Calories: 220
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Crust and Topping
  • 7 tablespoons Unsalted Butter room temperature
  • 3/4 cup Brown Sugar light or dark
  • 1 teaspoon Vanilla Extract pure preferred
  • 1 cup All-Purpose Flour spooned and leveled
  • 1 teaspoon Baking Powder
  • 1/4 teaspoon Salt
  • 1 cup Old-Fashioned Oats quick oats can be substituted
For the Lemon Filling
  • 1 can Full-Fat Sweetened Condensed Milk 14 ounces
  • 6 tablespoons Lemon Juice freshly squeezed from about 2 lemons
  • 1 tablespoon Lemon Zest

Equipment

  • 8-inch square baking pan
  • Mixing bowl
  • Spatula
  • Whisk
  • Parchment Paper

Method
 

Step‑by‑Step Instructions
  1. Preheat your oven to 350°F (177°C) and line an 8-inch square baking pan with parchment paper.
  2. In a mixing bowl, beat together unsalted butter and brown sugar until light and fluffy. Add vanilla extract, flour, baking powder, salt, and oats, mixing until crumbly.
  3. Press a little more than half of the crumble mixture into the bottom of the prepared pan. Bake for 12 minutes until set and lightly golden.
  4. Whisk together sweetened condensed milk, lemon juice, and lemon zest in a bowl until thick and smooth. Set aside.
  5. Pour the lemon filling over the baked crust and spread evenly. Sprinkle the remaining crumble mixture on top.
  6. Return to the oven and bake for an additional 22-25 minutes, watching for the edges to turn golden.
  7. Allow to cool completely in the pan before lifting out to slice into squares.

Nutrition

Serving: 1barCalories: 220kcalCarbohydrates: 30gProtein: 2gFat: 10gSaturated Fat: 6gPolyunsaturated Fat: 0.5gMonounsaturated Fat: 3gCholesterol: 25mgSodium: 80mgPotassium: 60mgFiber: 1gSugar: 12gVitamin A: 300IUVitamin C: 5mgCalcium: 40mgIron: 1mg

Notes

For best results, use room temperature butter, accurate measurements, and avoid substitutes for sweetened condensed milk. Allow bars to cool completely before slicing.

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