My Kitchen Mash-Up
I love a good kitchen experiment. One night, my grandkids wanted pizza and spaghetti. I thought, why not both? This casserole was born. I still laugh at that. It was a huge hit.
It’s now our favorite busy-night dinner. It feels like a big, cheesy hug in a dish. Doesn’t that smell amazing? That’s the magic of simple, happy food. It brings everyone to the table.
Why This Dish Works
This matters because it’s forgiving. No fancy skills needed. You just mix and layer. Kids can help with the pepperoni topping. That’s the best part.
It also solves the “what’s for dinner” puzzle. You likely have these things already. Fun fact: The sour cream is the secret. It makes the sauce creamy and tangy. Have you ever tried a surprise ingredient that worked perfectly?
Let’s Build Your Casserole
First, cook your spaghetti. Drain it well. Put it in your trusty 9×13 dish. Now, mix the jar of sauce with the sour cream. This is your creamy pizza sauce.
Pour it over the noodles and mix. Now, the fun layering! Half the mozzarella goes on first. Then, cover everything with pepperoni. Like little tasty roof tiles. Top it all with the rest of the cheese. Into the oven it goes!
A Gift for Future You
This is a freezer champion. Make two. Eat one tonight, freeze one. On a tired day, future you will be so grateful. Just thaw it a bit before baking.
This matters for busy families. A homemade meal is waiting. No last-minute stress. Do you have a go-to freezer meal? I’d love to hear about it.
Make It Your Own
Recipes are just friendly suggestions. Add some garlic powder or dried oregano. Toss in some chopped bell peppers. Use turkey pepperoni if you like.
The goal is a dinner that makes you smile. That’s the real secret ingredient. What would you add to make this casserole perfect for your family? Tell me your ideas!

Ingredients:
| Ingredient | Amount | Notes |
|---|---|---|
| Spaghetti noodles | 8 ounces | cooked |
| Pasta sauce | 24 ounces | |
| Sour cream | 8 ounces | |
| Mozzarella cheese | 2 cups | more or less depending on taste |
| Pepperoni | 1 cup | more to taste |
My Favorite Friday Night Mash-Up
Hello, my dear. Come sit at the table. Let me tell you about my Pepperoni Pizza Spaghetti Casserole. It is the best of two worlds. My grandson invented it one rainy Friday. He couldn’t decide what to eat. So we mixed his two favorites together. The result was pure magic. Doesn’t that smell amazing? It is the easiest, coziest dinner. I still laugh at that messy kitchen. Now it’s our special tradition. I think you’ll love it, too.
Here is how we make our fun dinner mash-up. Just follow these simple steps.
Step 1: First, heat your oven to 350 degrees. Then, cook your spaghetti noodles. Drain them well when they are done. Put all those warm noodles right into your casserole dish. I use my old glass one. It has seen many family meals.
Step 2: Now, grab a big mixing bowl. Pour in your jar of pasta sauce. Add the whole container of sour cream. This makes it so creamy and rich. Give it a good stir until it’s smooth and pink. (My hard-learned tip: let the sour cream sit out first. It mixes in much easier!)
Step 3: Pour your creamy sauce over the noodles. Gently mix it all together in the dish. Try to get every noodle coated. This is the cozy base of your casserole. It already looks so good.
Step 4: Sprinkle half of your mozzarella cheese over the saucy noodles. Then, lay the pepperoni slices on top. Cover the whole thing like a pizza! I let the kids do this part. They make fun patterns. What pattern would you make? Share below!
Step 5: Finish with the rest of the cheese. Now, pop your dish into the hot oven. Bake it for about 15 minutes. You just want the cheese to melt and bubble. Then, serve it right away. Everyone will come running.
Cook Time: 15 minutes
Total Time: 30 minutes
Yield: 6 servings
Category: Dinner
Let’s Mix It Up!
This recipe is like a friendly blank canvas. You can change it to be just what you like. Here are three fun twists we have tried. They were all big hits at my table.
Veggie Lover’s: Skip the pepperoni. Add chopped bell peppers and black olives instead. It’s so colorful and fresh.
Meat Feast: Add some cooked sausage or hamburger with the sauce. It makes it extra hearty for hungry folks.
Breakfast-for-Dinner: Use cubed ham instead of pepperoni. Mix a little mustard into the sauce. Trust me, it’s wonderful.
Which one would you try first? Comment below!
Serving It With Style
This casserole is a full meal by itself. But I always like to add a little something. A simple green salad with Italian dressing is perfect. Some garlic bread is also a classic choice. For a fresh touch, add a bowl of cherry tomatoes on the side.
What to drink? For the grown-ups, a chilled glass of Chianti wine is nice. For everyone, I love sparkling lemonade with a mint leaf. It cuts through the richness so well. Which would you choose tonight?

Storing Your Casserole for Later
This casserole is a lifesaver for busy weeks. Let it cool completely first. Then cover the dish tightly. It will keep in the fridge for three days.
You can also freeze it for later. I remember my first time freezing it. I was so proud to have a homemade meal ready. Just prepare the casserole but don’t bake it. Cover it well and freeze.
To reheat, thaw it in the fridge overnight. Bake it as the recipe says. Batch cooking like this matters. It means a warm, happy dinner is always close by. Have you ever tried storing it this way? Share below!
Simple Fixes for Common Casserole Troubles
Sometimes our dishes need a little help. First, if your sauce seems dry, add a splash of water. I once forgot and the noodles stuck together. A little liquid fixes everything.
Second, your pepperoni might curl up in the oven. To stop this, place another baking dish on top for the first few minutes. This matters because flat pepperoni gives you that perfect pizza look in every bite.
Third, if the cheese isn’t browning, use the broiler for one minute. Watch it closely! This small step builds your cooking confidence. You learn to adjust and make it just right. Which of these problems have you run into before?
Your Casserole Questions, Answered
Q: Can I make this gluten-free? A: Yes! Use your favorite gluten-free spaghetti noodles. The rest is naturally gluten-free.
Q: Can I make it ahead? A: Absolutely. Assemble it, cover, and refrigerate for a day. Bake it when you’re ready.
Q: What are easy ingredient swaps? A: Use ground beef instead of pepperoni. Try cottage cheese for sour cream. *Fun fact: Cottage cheese melts into a creamy layer!*
Q: Can I make a smaller batch? A: Of course. Just cut all the ingredients in half. Use an 8×8 dish.
Q: Any optional tips? A: Add a pinch of Italian seasoning to the sauce. It smells wonderful. Which tip will you try first?
From My Kitchen to Yours
I hope this recipe brings your family to the table. The best meals are the ones we share. I love seeing your kitchen creations.
Please show me what you made. Your version might give another reader a great idea. Have you tried this recipe? Tag us on Pinterest! I can’t wait to see.
Happy cooking!
—Anna Whitmore.

Pepperoni Pizza Spaghetti Casserole: Pepperoni Pizza Spaghetti Casserole Recipe
Description
The ultimate comfort food mashup! This easy Pepperoni Pizza Spaghetti Casserole combines two family favorites in one delicious, cheesy baked dish.
Ingredients
Instructions
- Preheat oven to 350°F (175°C). If you haven’t already cooked your pasta, do that now. Once it’s cooked and drained, put it in a 9×13 glass casserole dish.
- In a bowl, combine the spaghetti sauce and the sour cream. If you are wanting this to be 5 ingredients or less, stop here. But if you want to add some garlic, onion, spices & seasonings – add to the spaghetti sauce/sour cream combo now. We also add about ¼ cup of Parmesan cheese.
- Mix the sauce into the noodles in the dish.
- Cover with half the Mozzarella cheese you are planning to use.
- Layer the entire top of the casserole with pepperoni slices.
- Sprinkle the remaining cheese across the top.
- Put in the oven for 10-15 minutes or until cheese is melted. Serve immediately.
Notes
- For Freezing: If you make this to freeze, prepare as directed but DO NOT put in the oven. Cover and freeze. When ready to bake, remove from the freezer and allow to sit at room temperature for 30-45 minutes uncovered. Put in the oven at 350 degrees for 30-45 minutes.






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