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blueberry lemon bars stacked on a white plate with more dessert bars behind them

Blueberry Lemon Bars

Sweet and tart blueberry lemon bars are the perfect summer treat. A buttery oatmeal crust is topped with lemon curd and juicy fresh blueberries.
Course Dessert
Cuisine American
Keyword blueberry lemon bars
Prep Time 15 minutes
Cook Time 45 minutes
Chill time 1 hour 30 minutes
Servings 12
Calories 248kcal
Author Amy


Oatmeal Crust

  • 2 cups oats
  • 1 stick butter
  • 1/4 cup coconut sugar can use granulated sugar

Blueberry Lemon Curd

  • 1 pint blueberries fresh
  • 1 cup lemon juice fresh works better, but store bought will also work
  • 1/2 cup honey
  • 1/2 cup coconut sugar can also use granulated sugar
  • 6 large eggs
  • 1 tsp vanilla extract
  • 1/4 cup all- purpose flour use a GF 1 for 1 flour to make these bars gluten free.
  • dash salt


How To Make Oatmeal Crust

  • Preheat oven to 325°. Line 9/12 pan with parchment paper.
  • In a food processor, add in sugar, oats, and dash of salt. Chop up butter and add to food processor.
    butter, oats, and coconut sugar in a food processor
  • Pulse a few times until well combined.
  • Scrape oatmeal mixture onto parchment lined baking dish and press out until evenly distributed.
    oatmeal crust in a glass baking dish on top of white towel
  • Bake for 20-25 minutes until just starting to brown at the edges.

Blueberry Lemon Curd

  • While crust is baking, grab a large bowl.
  • To the bowl, add lemon juice, honey, vanilla, and sugar. Whisk well.
    lemon juice, honey, and coconut sugar in a glass bowl with a whisk to make blueberry lemon bars
  • Whisk in eggs and salt.
    lemon curd in a glass bowl with ingredients around it
  • Sift in flour and stir until there are no lumps.
    sifting flour into lemon curd to make blueberry lemon bars
  • Pour mixture over crust. Sprinkle in blueberries and bake for 20-25 minutes.
    fresh blueberries sprinkled into lemon curd to make blueberry lemon bars.
  • Allow to cool for 30 minutes to an hour at room temp, and then refrigerate for at least 1-2 hours before cutting and serving.
    blueberry lemon bars sliced on white parchment paper with a black and white stripped towel behind it.
  • Dust with powdered sugar (if you desire) before serving.


These are best served cold. 
The darker color of the bars is due to the use of coconut sugar and honey rather than white sugar.


Calories: 248kcal | Carbohydrates: 33g | Protein: 6g | Fat: 11g | Saturated Fat: 6g | Cholesterol: 126mg | Sodium: 128mg | Potassium: 115mg | Fiber: 1g | Sugar: 19g | Vitamin A: 390IU | Vitamin C: 7.9mg | Calcium: 26mg | Iron: 1.3mg