1In a bowl, combine flour, baking powder, baking soda, sugar and lemon zest.
2In a second bowl, combine yogurt and milk. Add egg and vanilla extract and mix until smooth and well blended.
3Mix dry and wet ingredients, add blueberries.
4In a hot, lightly oiled skillet, spread lightly with the back of a spoon ¼ cup of preparation and cook for about 2 minutes on each side, until pancake is golden brown.
5Additional step: Garnish pancakes with blueberries and strawberries if desired.