| Preheat oven to 350°F |
| Have ready a 9x13-in baking dish |
| 12 oz jumbo pasta shells | boil until just shy of al dente, drain and rinse | stuff the shells with | spread a third in the dish, set shells on top, spoon the rest over | sprinkle over | bake covered 350°F 30 min, then uncovered 10 min until bubbly |
| 2 cups (15 oz) whole-milk ricotta | mix |
| 1 cup mozzarella, shredded |
| 1/2 cup Parmesan, grated |
| 1 large egg |
| 2 Tbsp fresh parsley, chopped |
| 1/2 tsp salt |
| 1/4 tsp black pepper |
| 3 1/2 cups marinara sauce |
| 1 cup mozzarella, shredded |
| 1/2 cup Parmesan, grated |