In a large bowl, whisk together milk, eggs, and orange juice
In another bowl, combine flour, salt, and baking powder
Add the flour-mixture to the bowl with milk little by little. Whisk between each portion to avoid lumps
Add the blueberries
Grease the pan with a pinch of butter
When the pan is warm, add a soup spoon full of batter
Turn the pancake over after a couple of minuts when it has become brown on the bottom
Remove the pancakes when it has become brown on the other side as well
Repeat making pancakes till there is no more batter