
Loaded Pizza Spaghetti Bake
Classic pizza flavors meet cheesy baked spaghetti in this hearty, crowd-pleasing pasta casserole.
Preparation Time
10 min
Cooking Time
20 min
Overall Time
30 min
Created By: Lili Clark
Category: Dinner
Skill Level: Moderate
Cuisine Type: American
Output: 6 Serves
Dietary Options: ~
Ingredients
8 ounces spaghetti noodles
1 pound ground beef
1 teaspoon Italian seasoning
1 teaspoon onion powder
1 teaspoon garlic powder
1 teaspoon seasoned salt
14 ounces pizza sauce
24 ounces pasta sauce
½ red onion, diced
1 ½ cups cooked bacon crumbles
15 pepperoni slices
2 cups mozzarella cheese, shredded
¼ cup mushrooms, sliced
¼ cup black olives, sliced
Steps
Boil the spaghetti following the package instructions.
Place a large skillet over medium-high heat and add the ground beef, red onion, mushrooms, and bell peppers. Cook until the beef is fully browned, then drain off any excess grease.
Season the mixture with Italian seasoning, onion powder, garlic powder, and seasoned salt.
Add a few pepperoni slices, most of the bacon crumbles, the pizza sauce, and the pasta sauce. Stir to combine and let it simmer gently.
Once the spaghetti is drained, add it to the skillet and toss everything together.
Pile on the mozzarella cheese and sprinkle over the remaining bacon, onions, olives, and pepperoni.
Bake the dish at 350°F for 10 minutes, then broil for 2–3 minutes to melt and brown the cheese.
Serve warm and enjoy!
Required Tools
- Large skillet
- Pot for boiling spaghetti
- Oven
Allergy Information
Always check each ingredient for allergens, and consult a medical professional if unsure.
- Contains gluten
- Contains dairy
- Contains pork
Nutritional Information (per serving)
These details are shared for general guidance and don’t replace professional advice.

Hi! I’m LiLi, a former kitchen disaster who learned to cook by documenting my grandmother’s recipes. I believe cooking should be accessible, sometimes messy, and always delicious. Join me as I share everything from family classics to weeknight emergencies!
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