Preheat oven to 350 Deg. Line either a 9x13 or two 8x8 pans with foil, make sure the foil wraps up over the edges

Combine the flour, baking powder and salt in a small bowl, set aside

Over medium low heat on the stove, melt the butter and sugar together in a saucepan until all the butter is melted and the sugar starts to dissolve, stirring often.

Set aside to cool 10 minutes.

Whisk together the eggs and vanilla in a large bowl. Once the butter and sugar mixture is cool add it to the egg mixture and mix thoroughly, add in the flour and stir til just combined.

Fold in the macadamia nuts and m&ms.

Pour into prepared pan or pans. Spread evenly with a spatula and sprinkle the maldon sea salt generously over the top. Add more than 1 tablespoon if you like.

Bake for 25-30 min or until just set and golden.

Cool completely in pan. Lift out the blondies using the foil,set on a cutting board and cut into squares.

Enjoy!