Lemon Cupcakes

Directions

1. 1
   Sift flour and half of the sugar (=1/4 cup) in a bowl.
2. 2
   Cut the lemon in half.
3. 3
   Combine half the lemon juice with vanilla extract.
4. 4
   If you want an extra burst of flavour, finely chop up the lemon skin, about 1 tablespoon worth.
5. 5
   Set the mixture aside.
6. 6
   Beat egg whites, cream of tartar and salt until peaks form.
7. 7
   Add in the remaining sugar in the egg mixture slowly; mix at high speed until peaks.
8. 8
   Add in flour to the egg mixture, and mix at low speed only until it's mixed completely.
9. 9
   Separate batter into 12 cupcake trays.
10. 10
    Bake at 350F for 20 minutes.