Timballo Spaghetti Casserole

Ingredients

• Servings: 8
• 1 tablespoon olive oil
• 1 (16 ounce) package spaghetti
• 2 (24 ounce) jars marinara sauce
• 3 cups cooked chicken breast meat, diced
• 1 large onion, diced
• 1 (7 ounce) package of sliced pepperoni, diced
• 1 green pepper, diced
• 1 (5 ounce) can mushroom pieces, drained
• 1 (3 ounce) can sliced black olives, drained
• 3 cups shredded mozzarella cheese
• 1 tablespoon grated parmesan cheese, or to taste

Recipe

Preparation Time: 20 mins Cook Time: 40 mins Ready Time: 1 hr


• preheat oven to 350 degrees f (175 degrees c). spread olive oil into the bottom of a cast-iron skillet or large baking dish.
• bring a large pot of lightly salted water to a boil. cook spaghetti in the boiling water, stirring occasionally until cooked through but firm to the bite, about 12 minutes; drain.
• stir spaghetti, marinara sauce, diced chicken, onion, pepperoni, green pepper, mushroom pieces, and black olives together in a large bowl; transfer into the prepared cast-iron skillet. top with mozzarella cheese in a layer and sprinkle with parmesan cheese.
• bake in the preheated oven until casserole is bubbling, chicken is cooked through, and the cheese topping is lightly browned, about 30 minutes.