Preparation Steps

• Preheat your oven to 350°F (175°C). Grease and flour a 9x9 inch baking pan, or line it with parchment paper.
• In a large bowl, whisk together the melted butter and granulated sugar until well combined.
  0.75 cup unsalted butter, melted
• Beat in the eggs one at a time, then stir in the vanilla extract.
  0.75 cup unsalted butter, melted
• In a separate small bowl, whisk together the flour, baking powder, and salt.
  0.75 cup unsalted butter, melted
• Gradually add the dry ingredients to the wet ingredients, mixing until just combined. Do not overmix.
• Fold in the white chocolate chips and most of the sprinkles, reserving some for the top.
  0.75 cup unsalted butter, melted
• Spread the batter evenly into the prepared pan. Sprinkle the remaining sprinkles over the top.
• Bake for 20-25 minutes, or until a toothpick inserted into the center comes out with moist crumbs attached (not wet batter).
• Let the blondies cool completely in the pan before cutting into squares.