This cake is a miracle for those who live alone, are lazy in the kitchen and can't go beyond breaking eggs.
All you need is a microwave oven, a mug, a fork and ordinary cake ingredients found in every home.
Without any further impatience, let's move on to the recipe for the miraculous glass cake, which is a single serving and even a cure for loneliness.
In a large microwaveable mug, first mix the flour, coffee, baking powder and sugar.
Add milk, egg, olive oil and vanilla and mix with a fork.
Cook in the microwave on high for 90 seconds.