In a big bowl or on a clean table if you wish, make a little volcano with the flour and in the middle pour the yeast and 20ml of water. Mix it and let is rest 15 minutes.
Add the salt, the olive oil and the rest of water progressively, mix with your hand until you obtain a slightly sticky ball. Work the dough a good 10 minutes with your hands.
Put in in a bowl, cover it and let it rest for an hour.
Sprinkle some flour on your table, separate your dough in 2 equal portions and with the help of a roller, roll it down to make a 7'' diameter pizza.
For the topping:
Spread 4 tablespoons of tomato sauce on each pizza , slice the ball of boccocini and put it on it. Drizzle 2 teaspoons of pesto on each pizza and sprinkle some salt.
Repeat for the other pizza.
Bake on some parchment paper for 15 minutes at 400F.