1. Cook the gnocchi in a pot of salted boiling water for 10 minutes.
2. Meanwhile, heat 1 tablespoon of olive oil in a skillet.
3. Cook the peeled tomatoes in the skillet.
4. Add chopped basil, salt, and pepper, then mix well.
5. When the gnocchi float to the surface of the water, drain them well.
6. Mix the cooked gnocchi with the seasoned tomatoes and drained mozzarella balls.
7. Serve immediately.