Tortellini with Pesto

If you are making tortellini for a small group of people, say four, making pesto by hand takes not much more time than making it in a blender, plus there is a primal satisfaction to it. The hardest part to pull off is locating the mortar and pestle. The giant marble mortars once found in any pharmacy have become scarce, and if you find one in some faraway place, you are stuck with carrying a very heavy object onto an airplane. It is critical that the mortar be large and heavy. Otherwise, it