In a bowl, put a little water, yeast and salt. Set aside for a few minutes, then add the rest of the water, flour and knead a dough.
Cover the bowl with a shower cap and place the bowl in the microwave. There it is protected from the current and will grow nicely. Let it double in volume.
Mix tomato paste with olive oil, salt and pepper.
Take half of the dough and spread a round sheet. Apply half of the paste, put the slices of salami and half of the grated cheese.
Put the tray in the oven, in the electric oven it takes about 8 minutes. In the meantime, we are preparing the second pizza.
We slice and serve.