Preheat your oven to 350°F (175°C).

Whisk together the flour, baking powder, and salt in a bowl. Set aside.

Cream the softened butter and granulated sugar until light and fluffy, about three minutes.

Beat in the large eggs one at a time, followed by the vanilla extract until well combined.

Gradually add the dry ingredients into the wet mixture on low speed until just incorporated. Fold in the white chocolate chips and fresh raspberries.

Pour the batter into the prepared baking dish and spread evenly. Bake for 25-30 minutes or until golden brown.

Let the bars cool before cutting them into squares.