Ingredients:

4 Tablespoons all-purpose flour
3 Tablespoons sugar
2 Teaspoons spice (cinnamon, ginger, whatever you like. Add more/less if you want!)
1/8 Teaspoon baking powder
1 Egg white
3 Tablespoons milk (or soy milk)
2 Tablespoons vegetable oil
1/4 Teaspoon vanilla extract
1 Microwave-safe bowl or mug

Instructions:
Mix flour, sugar, spice and baking powder
Mix in egg white
Pour in milk, oil and vanilla, and mix well
Put in microwave for 2.5 minutes (add 30 sec if necessary) on maximum power (1000 watt)
Wait until it stops rising and sets in the bowl/mug