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Delicious Cinnamon Roll Blondies with cinnamon swirl and creamy icing

Cinnamon Roll Blondies

Cinnamon Roll Blondies blend buttery blondie batter with warm cinnamon swirl and a soft cream-cheese icing, perfect for busy weeknights or after-school treats.
Prep Time 15 minutes
Cook Time 30 minutes
Total Time 1 hour
Course Dessert, Snack
Cuisine American
Servings 12 pieces
Calories 250 kcal

Ingredients
  

Main Ingredients

  • 160 g unsalted butter, softened Room temperature makes creaming easier.
  • 165 g light brown sugar Adds moisture and a caramel note.
  • 100 g granulated sugar Balances sweetness and helps the top crisp.
  • 1 large egg Binds the batter and keeps blondies tender.
  • 1 large egg yolk Adds richness and chew.
  • 1 tsp vanilla extract Flavor booster.
  • 210 g plain flour Structure for the blondie.
  • 1 tsp ground cinnamon For a warm hint of spice.

For the Cinnamon Swirl

  • 70 g light brown sugar Mixed with cinnamon for the swirl.
  • 2 tbsp ground cinnamon Concentrated cinnamon layer.
  • 50 g unsalted butter, melted Loosens the swirl.

For the Cream Cheese Icing

  • 60 g butter, softened For body and flavor.
  • 110 g cream cheese, softened Gives a classic cinnamon-roll tang.
  • 1 tsp vanilla extract (for icing) Rounds out the frosting.
  • 250 g icing sugar, sifted Sweetens and thickens the frosting.

Optional Add-ons

  • 50–75 g chopped nuts (walnuts or pecans) For crunch on half the pan.
  • drizzle of caramel sauce For extra indulgence.
  • sprinkle of flaky sea salt A contrast that makes the flavors pop.
  • 50–75 g mini chocolate chips Keep them on one side if needed.
  • 1 pinch nutmeg or cardamom For subtle warm depth.

Instructions
 

Preheat and Prep

  • Preheat the oven to 170°C (fan) and grease an 8x8 inch baking tin lined with parchment paper.

Cream the Butter and Sugars

  • In a large bowl, beat the softened butter with light brown sugar and granulated sugar until slightly fluffy.

Add Eggs and Vanilla

  • Mix in the large egg, egg yolk, and vanilla extract until combined.

Fold in Dry Ingredients

  • Stir in plain flour and ground cinnamon until just incorporated.

Make the Cinnamon Swirl

  • Mix the light brown sugar, ground cinnamon, and melted butter in a small bowl to form a loose paste.

Layer and Swirl

  • Pour blondie batter into the prepared tin and add dollops of the swirl mixture. Swirl using a knife.

Bake

  • Bake for 20–30 minutes until edges are golden and center is set.

Make the Icing

  • Beat the softened butter with cream cheese, vanilla extract, and icing sugar until smooth.

Finish and Cool

  • Cool blondies in the pan for 15–20 minutes, then remove and spread cream cheese icing.

Slice and Serve

  • Cut into squares and serve immediately.

Notes

Store leftovers in an airtight container in the fridge for up to 4–5 days. You can freeze the blondies for later use.
Keyword Blondies, Cinnamon Roll, Easy Recipe, Kid-Friendly, Quick Dessert