Best Blueberry Muffins

2 C plain flour
2 t baking powder
¾ C caster sugar
1 C sour cream
2 eggs
1 t finely grated lemon rind
1/3 C oil
1 ¼ C blueberries
Preheat oven to 180°C. Spray or line 12-cup muffin tray. Sift flour and baking powder into large bowl. Add sugar and stir to combine. Place sour cream, eggs, lemon and oil in bowl and whisk smooth. Stir through flour until just combined. Sprinkle over blueberries and stir once. Spoon into tray and bake ~12 mins.