01 -
Set oven to 400°F and put paper liners into the muffin tin.
02 -
In a bowl, mix baking powder, salt, flour, and sugar.
03 -
In another bowl, blend the egg, milk, vanilla, and oil until smooth.
04 -
Pour wet mix into the dry one and stir gently. Fold in the blueberries without squishing them.
05 -
Spoon batter into liners and bake for 15-20 minutes.