Preheat the oven to 350 degrees F. Lightly oil an 8 by 8 by 2-inch baking dish.
the sauce, mascarpone cheese
, parsley and thyme in a large bowl to blend
. Cook the tortellini in a large pot of boiling salted water until just tender, about 2 minutes. Drain
. Add the tortellini to the sauce and toss to coat. Transfer the tortellini
mixture to the prepared baking dish
. Top the mixture with the smoked mozzarella
. Cover and bake until the sauce bubbles and the cheeses on top melt
, about 30 minutes.