01 - 
                Heat your oven to 400°F. Put paper liners in your muffin tin.
              
              
              
                02 - 
                Stir flour, sugar, salt, and baking powder together in a bowl.
              
              
              
                03 - 
                Blend oil, milk, egg, and vanilla in another bowl until smooth.
              
              
              
                04 - 
                Pour wet mix into dry mix and stir until combined. Add blueberries with a gentle hand.
              
              
              
                05 - 
                Fill muffin cups with the batter and pop in the oven for 15-20 minutes.