In a small bowl, combine flour, brown sugar, salt, and baking powder. Stir to blend.
In a bowl with a spout, combine egg, milk, and olive oil. Whisk mixture until blended.
Add dry ingredients to wet, and stir to combine, being careful not to overwork.
Grease pan or griddle with oil or butter, and heat 2 minutes over medium heat before adding pancake batter. Pour 3-4 inch pancakes onto cooking surface.
Flip pancakes when air bubbles form and a few have burst (approximately 3 minutes per side, depending on heat level).