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Freshly baked lemon blueberry cheesecake oat bars in a rustic kitchen

Lemon Blueberry Cheesecake Oat Bars – Easy & Irresistible!

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Zesty, cozy, and totally doable. Perfect for brunch, baby showers, or late-night snacking straight from the fridge. 🍋 Made with a buttery oat crust, creamy lemon cheesecake, and juicy blueberries no water bath needed!

  • Total Time: 3 hours 15 mins
  • Yield: 9–12 bars

Ingredients

Scale

🥣 Crust & Crumble:

  • 1 cup rolled oats
  • ¾ cup all-purpose flour
  • ½ cup brown sugar
  • ½ tsp baking powder
  • ¼ tsp salt
  • ½ cup unsalted butter, melted

🍋 Cheesecake Filling:

  • 8 oz full-fat cream cheese, softened
  • ¼ cup granulated sugar
  • 1 large egg
  • 1 tsp vanilla extract
  • Zest of 1 lemon
  • 2 tbsp fresh lemon juice
  • 1 cup blueberries (fresh or frozen)

Instructions

  • Preheat oven to 350°F (175°C). Line an 8×8-inch pan with parchment, leaving some overhang.
  • In a bowl, mix oats, flour, brown sugar, baking powder, and salt. Stir in melted butter until crumbly.
  • Press ⅔ of the mixture into the pan. Bake for 10 minutes.
  • Meanwhile, beat cream cheese and sugar until smooth. Add egg, vanilla, lemon zest, and juice. Mix until creamy.
  • Pour cheesecake filling over warm crust. Sprinkle blueberries on top.
  • Add remaining oat crumble on top and gently press.
  • Bake for 25–30 minutes, until edges are golden and center is just set.
  • Cool at room temp for 30–40 mins.
  • Chill at least 2 hours before slicing.

Notes

  • These bars are best served cold.
  • You can use frozen blueberries no need to thaw.
  • For clean slices, dip your knife in hot water and wipe between cuts.
  • Author: EMMA
  • Prep Time: 15 mins
  • Cook Time: 30 mins
  • Category: Dessert, Bars, Cheesecake
  • Method: Baking
  • Cuisine: American