Baked Ziti with refried

6 cups ziti pasta 3 cups spaghetti sauce, divided (about 28oz. jar) 1 3/4 cups ricotta cheese (150z.) 2 cups shredded mozzarella cheese 1 tablespoon dried[...]

1 tablespoon vegetable oil 1 cup chopped onion 1 cup chopped green bell pepper 1 cup chopped red bell pepper 1 1/2 cups chopped portobello, cremini, or button[...]

1 tablespoon vegetable oil 1 cup onion (chopped) 1 cup green bell pepper (chopped) 1 cup red bell pepper (chopped) 1 1/2 cups portabella mushrooms or 1 1/2[...]

1 lb dried ziti pasta kosher salt 3 1/2 cups quick tomato sauce 1 lb fresh mozzarella cheese , half cut into 1/2-inch cubes and half thinly sliced 3/4 cup[...]

2 tablespoons extra virgin olive oil 4 ounces thinly sliced pancetta , chopped 2 lbs pork shoulder, cut into 1 and 1/4-inch cubes 1 lb hot sausage , casings[...]