Cook vegetable stock and gorgonzola over low heat until the gorgonzola melts and the sauce thickens up.
Cook pasta in salted water for 5 minutes.
Add pasta, tuna with oil, and minced garlic to a casserole dish.
Pour in the sauce, add chopped basil, season with salt and pepper and stir.
Cover with chopped mozzarella, then bake in a preheated oven at 220°C for 20 minutes.
Enjoy!