Bakery Style Lemon Blueberry Muffins

INGREDIENTS

2 1/2 cups

all-purpose flour

1 tsp

baking powder

1/2 tsp

baking soda

1/2 tsp

salt

1 cup

granulated sugar

1 tbsp

lemon zest

4 tbsp

butter, softened

4 tbsp

vegetable oil, divided

large eggs

1/2 cup

buttermilk

1/2 cup

sour cream

3 tbsp

fresh lemon juice

1 2/3 cups

fresh blueberries

Topping:

1 1/2 tbsp

sparkling sugar/raw sugar or make a lemon glaze with 1/2 cup ((62g) powdered sugar mixed with 1 Tbsp fresh lemon juice)