3-Minute Microwave Sponge Cake

Ingredients (6 muffin-like sponge cakes):

• 60 g butter,
• 60 g granulated sugar (can be unrefined),
• 60 g wheat flour (can be wholemeal),
• 3/4 tsp baking powder,
• 1 egg,
• 36 ml milk,
• additional ingredients (choose wisely):
• 3 tsp cocoa powder,
• nuts,
• raisins,
• chocolate chips,
• gummy bears,
• candied ginger,
• ...

Algorithm:

1. Put the butter in a bowl and melt in a microwave.
2. Mix in the rest of the ingredients (without bigger additionals).
3. Mix in the bigger additional ingredients.
4. Put into muffin cups (or other cups/jugs/...).
5. Heat in the microwave oven on max power for 2--3 mins (depending on the oven).

Source: http://lifehacker.com/make-a-surprisingly-moist-sponge-cake-in-the-microwave-1028723713