01 -
Preheat oven to 175°C. Cook spaghetti in boiling water until al dente, then drain thoroughly.
02 -
Brown ground beef over medium heat until fully cooked; drain excess fat. Add marinara sauce and simmer briefly to integrate flavors.
03 -
Combine ricotta cheese with salt and black pepper in a bowl until evenly blended.
04 -
In a baking dish, layer half of the spaghetti, then half the meat sauce, followed by spoonfuls of the ricotta mixture. Repeat layers to use all ingredients.
05 -
Evenly sprinkle shredded mozzarella and grated Parmesan cheese over the assembled layers.
06 -
Cover with foil and bake for 25 minutes. Remove foil and continue baking for 15 minutes until cheese is golden and bubbly.