Blueberries muffins

Why I Love This Recipe
The best I've ever eate! Makes 12 muffins.
Ingredients You'll Need
100g caster sugar
100g butter
300g flour
1 teaspoon baking powder
2 large eggs, beaten
140ml milk
1 tsp vanilla extract
150g frozen blueberries
Directions
Wisk the butter and sugar until white. Add, one at the time, eggs + vanilla extract + milk + flour mixed with baking powder. At lat the blueberries. Cook for 30 min. at 160 C.ml milk