Heat the oven to 356°F (180 °C). Smear a baking tray with butter.
Beat together the milk, cream, eggs, vanilla, flour, sugar and salt.
Beat with a mixer for 5 min. Pour part of it into the tray and put in the oven for 2 min. Take it out and arrange the pitted cherries on top.
Pour on the rest of the mixture and bake 30-35 min. Take out and sprinkle with powdered sugar.