Use a 10 inch round baking dish ( 2- 3 inches deep) and spoon 1/2 cup of sauce on the bottom. Top with half of the gnocchi and spoon the herbed ricotta mixture on top.
Layer half of the mozzarella cheese on top and a few slices go heirloom tomatoes. Sprinkle with a pinch of sea salt, black pepper and half of the basil leaves.