01 - Cook ziti in a large pot of salted boiling water until just al dente, then drain thoroughly.
02 - In a skillet over medium-high heat, brown the ground pork with diced green bell pepper, breaking up the meat until fully cooked. Drain off excess fat.
03 - Add heavy cream and tomato sauce to the pork and bell pepper mixture. Simmer over low heat for several minutes until slightly thickened.
04 - Mix cooked pasta with the sauce and meat mixture. Transfer into a greased baking dish and spread into an even layer.
05 - Sprinkle shredded mozzarella cheese evenly over the pasta. Bake in a preheated oven at 375°F (190°C) for 20 minutes, or until the top is golden and bubbling.