Cinnamon Blondies with Vanilla Buttercream | Tasty Kitchen: A Happy Recipe Community!

Ingredients

• FOR THE BLONDIES:
• 1-¼ cup All-purpose Flour
• 1 Tablespoon Cinnamon
• ¼ teaspoons Salt
• ½ cups Unsalted Butter
• ¼ cups Dark Brown Sugar (packed)
• 1 cup Granulated Sugar
• 1 whole Egg Yolk, Room Temperature
• 1 whole Egg, Room Temperature
• 2 teaspoons Vanilla Extract
• FOR THE FROSTING:
• ½ cups Unsalted Butter, Room Temperature
• 1-¼ cup Powdered Sugar
• 1 teaspoon Vanilla Extract