For the gravy, first fry the onion until translucent. Add the tomato and lower the heat. Add the thyme, basil, mayonnaise, garlic and salt. Lower to simmer, add water if it becomes too thick and set aside.
With the polenta, use your hand to create little balls
Season the meat and chicken as you please. I used a basic Portuguese spice.
On the skewer, layer it as mushroom, polenta, chicken, polenta, meat, polenta then another mushroom. Repeat o. The rest of the skewers
Put in a preheated oven (180 degrees Celsius) for 30 minutes
Remove from the oven, dress with basil before pouring the gravy on top. Serve while it's hot!
