Preheat your oven to 160 degrees and line your muffin tray with paper cases

In a medium sized bowl, cream your butter and sugar together

Mix your eggs through one at a time. Mix until well combined.

Add everything except your blueberries into your bowl and mix till just combined.

Fold through the blueberries until they are roughly speckled thought

Scoop your batter into muffin cases and bake for 25 minutes or until they are golden on top and cooked through