Crock Pot Pizza Casserole: Cozy Slow Cooker Family Favorite

Gather Round, Iโ€™ve Got a Crock Pot Story

I have to admit, Crock Pot Pizza Casserole is one of those meals that started as an experiment and has now sort of snuck its way into our regular dinner rotation. The first time I made it, I was basically trying to avoid washing a mountain of pans after our regular pizza night… so, naturally, I threw everything into the slow cooker and hoped for the best. Not gonna lie, I had to double-check if it was meant to look that strange at hour three, but wowโ€”delicious! Now the kids ask for it on game nights (and I get to call it cooking). Is it pizza? Is it casserole? Who cares, it disappears fast around here.

Crock Pot Pizza Casserole

Why You’ll Love Thisโ€“Real Talk

I make this when I want all the cheesy, saucy joy of pizza, but I can’t muster up the energy to roll out dough (or wait for the takeout guy). My family goes nuts for it because you can customize the toppingsโ€”and if you have picky eaters, you know what a relief that is! Plus, it’s a solid meal prep move if you’re the type who actually manages leftovers. (I’m not, it never seems to last that long here.) Plus, cleanup is as easy as slapping a lid on the pot. My only gripe: the cheese is so gooey, I once considered eating it straight form the crock with a fork… which, actually, worked.

Toss This All Inโ€”Ingredients & Swaps

  • 1 lb (about 500g) ground beef (or Italian sausageโ€”my sister insists itโ€™s “more authentic” but honestly, your call)
  • 1 small onion, diced (white or yellow; red if you forgot the others like I sometimes do)
  • 2-3 cloves garlic, minced (or a generous spoonful from the jarโ€”no judgment)
  • 1 (24 oz) jar pasta sauce (I use whateverโ€™s on sale, not fussy; grandma swore by Prego, did it make a difference? Beats me)
  • 1 (14 oz) can diced tomatoes (fire-roasted if you want a little *something extra*)
  • 8 oz uncooked rotini pasta (or penne, or, Iโ€™ve even used elbow macaroni in a pinch)
  • 2 cups shredded mozzarella cheese (sometimes I brave the block and grate it myself; mostly I just open the bag)
  • 1/2 cup grated Parmesan (the tub is fine, fresh if youโ€™re feelin’ fancy)
  • 1 cup sliced pepperoni (mini or bigโ€”if you donโ€™t have, just skip or sub with cooked bacon or more sausage)
  • 1 bell pepper, diced (totally optional, or you could toss in mushrooms, black olives, whatever pizza toppings haunt your dreams)
  • 1 tsp dried Italian seasoning (or a palmful of mixed herbs, I once used oregano and called it a day)
  • Salt and pepper to taste

Directionsโ€”Letโ€™s Just Get to the Good Part

  1. Brown the ground beef and onion together in a skillet, medium heat, till the meat’s cooked through and onions are soft. Dump in the garlic for the last minute or two, till it smells amazing. (Full disclosure: I once tried skipping this and throwing it all in raw out of pure lazinessโ€”it wasnโ€™t terrible, but itโ€™s definitely better cooked first.)
  2. In your slow cooker (I use a 6-quart, but anything close will work), stir together the cooked meat mixture, pasta sauce, diced tomatoes, uncooked pasta, Italian seasoning, bell peppers (if using), half the mozzarella, half the pepperoni, half the Parmesan, plus a pinch of salt and pepper. Mix it up good. This is where I usually sneak a little taste to check for saltโ€”sometimes I get carried away and end up making a whole sandwich while the slow cooker does its thing. Oops.
  3. Spread it out so itโ€™s mostly even. Sprinkle over the rest of the mozzarella and Parmesan, then scatter the remaining pepperoni on top like youโ€™re decorating a pizza. (Kids LOVE this step. Once they started making patterns and spelling initialsโ€”do what makes you happy.)
  4. Pop the lid on. Cook on LOW for about 3 โ€“ 4 hours, or HIGH for 2 hours. Stir once or twice (carefully!) so nothing sticks. Donโ€™t panic if it seems a little runny at first, pasta will keep soaking up sauce as it sits.
  5. Once the pasta is tender and everything looks gloriously melty, scoop it into bowlsโ€”watch for cheese strings. Let it cool a bit before serving unless youโ€™re keen to burn your tongue (which, letโ€™s be honest, I do every darn time).

Notes From My Kitchen Fails (and Wins)

  • If your pasta is a bit chewy, just let it sit in the hot crock for another 15 minutes or soโ€”it’ll keep softening without the heat on.
  • Donโ€™t wander off for too long on HIGHโ€”trust me, I once ended up with crunchy and sad noodles. Not good.
  • This honestly tastes even better the next day, cold or reheated. Sometimes I like it more straight from the fridge with a little hot sauce on top!
  • Subbing in gluten-free pasta can work, though it tends to go a bit mushy if overcooked. Still totally edible, though.

Variations (or, Things Iโ€™ve Tried So You Donโ€™t Have To)

  • Swapping beef for turkey works just fineโ€”a bit lighter, still flavorful.
  • I tried loading it up with extra veggies (zucchini, spinach). Tasted good, but I missed the oozy, cheesy original vibe.
  • Tried it once with BBQ sauce instead of tomatoโ€”letโ€™s just say, not my best idea, but if youโ€™re feeling adventurous, well, fair play to you.
Crock Pot Pizza Casserole

Equipment (But Hey, Improvise!)

  • Slow cooker (biggest youโ€™ve gotโ€”well, within reason)
  • Frying pan (unless you want to test the raw meat theory… which, again, is not recommended)
  • Mixing spoon or spatula (or, if youโ€™re in a bind, a solid wooden spoon or even a clean handโ€”yes, Iโ€™ve done it, no, Iโ€™m not proud)

How to Store It (Will You Even Have Leftovers?)

If you manage NOT to eat it all, scoop leftovers into any olโ€™ airtight container and pop in the fridge for up to 3 days. You can freeze it, but it gets a bit weird and watery after thawingโ€”doesnโ€™t stop my husband, but youโ€™ve been warned. Honestly, itโ€™s almost always gobbled up before storage even crosses my mind.

How We Eat Itโ€”Serving Suggestions, Family-Style

Classic move: toss a bowlful onto a plate, add a sprinkle of extra Parm, and serve with garlic bread. Salad makes it feel like youโ€™re being healthy (even though, letโ€™s be real, itโ€™s a stretch). On Fridays, weโ€™ve even put a bowlful on top of potato chipsโ€”donโ€™t knock it till youโ€™ve tried it.

Pro Tips (Learned the Hard Way)

  • I once tried cooking the pasta first before adding it. Actually, the casserole came out way too gloopy; raw works best here.
  • Always, always let the cheese get bubbly. Rushing this step means you miss out on all the gooey magic. Regret is real.
  • If you forget to stir midway through, itโ€™s not the end of the worldโ€”just scrape the sides a bit so nothing sticks.

FAQโ€”People (Mostly My Family) Ask Me This Stuff

  • Can I use any pasta? Pretty much! I wouldnโ€™t mess with spaghetti, but all the short twisty ones are fair game. I tried shells onceโ€”honestly, too weird.
  • How do I make it vegetarian? Easyโ€”skip the meat, go heavy on mushrooms, peppers, maybe add extra cheese (which really, is never a bad idea)
  • Can I double or halve this? Yeah, for sure. Just keep an eye on cooking time. Smaller batch? Shave off about 15 โ€“ 20 minutes and check the pasta earlier.
  • What if I forgot the Parmesan? Iโ€™ve skipped it lots of times. Maybe not as fancy but still delicious. Add a little extra mozzarella or a dash of nutritional yeast if youโ€™re into that sorta thing.
  • Whatโ€™s the best pizza topping to throw in? Depends who you ask! My youngest votes olives, Iโ€™m a pepperoni person, and my partnerโ€™s still mourning the time we ran out of mushrooms. Toss in what you like.
  • Why is my casserole watery? It gets thicker as it cools. If you want it drier, use less diced tomatoesโ€”if you want it soupy, add a splash of broth. Iโ€™ve done both, probably on accident.

Oh, alsoโ€”I once listened to an entire podcast on 80s sitcoms while waiting for this to finish, and now I can’t make it without humming theme songs. Weird how food and music just link up in your brain like that.

โ˜…โ˜…โ˜…โ˜…โ˜… 4.20 from 45 ratings

Crock Pot Pizza Casserole

yield: 6 servings
prep: 20 mins
cook: 20 mins
total: 50 mins
A hearty and flavorful crock pot pizza casserole that’s packed with Italian sausage, pepperoni, marinara sauce, pasta, and melty cheese. Enjoy all your favorite pizza flavors in an easy slow-cooked dinner.
Crock Pot Pizza Casserole

Ingredients

  • 1 pound ground Italian sausage
  • 1 small onion, chopped
  • 2 cups marinara sauce
  • 8 ounces rotini pasta, uncooked
  • 2 cups shredded mozzarella cheese
  • 20 slices pepperoni
  • 1/2 cup sliced black olives
  • 1 teaspoon Italian seasoning
  • 1/2 cup grated parmesan cheese

Instructions

  1. 1
    In a skillet over medium heat, cook the ground Italian sausage and chopped onion until browned. Drain excess fat.
  2. 2
    Lightly spray the inside of the crock pot with non-stick cooking spray.
  3. 3
    Add the cooked sausage and onion, uncooked rotini pasta, marinara sauce, half of the mozzarella cheese, Italian seasoning, and black olives to the crock pot. Mix well.
  4. 4
    Top the mixture with the remaining mozzarella cheese, pepperoni slices, and grated parmesan cheese.
  5. 5
    Cover and cook on low for 4 hours, or until the pasta is tender and the cheese is bubbly.
  6. 6
    Serve hot, garnished with fresh parsley if desired.
CLICK FOR NUTRITION INFO โ†‘

Approximate Information for One Serving

Serving Size: 1 serving
Calories: 480 caloriescal
Protein: 26gg
Fat: 25gg
Saturated Fat: 0g
Trans Fat: 0g
Cholesterol: 0mg
Sodium: 0mg
Potassium: 0mg
Total Carbs: 38gg
Fiber: 0g
Sugar: 0g
Net Carbs: 0g
Vitamin A: 0
Vitamin C: 0mg
Calcium: 0mg
Iron: 0mg

Nutrition Disclaimers

Number of total servings shown is approximate. Actual number of servings will depend on your preferred portion sizes.

Nutritional values shown are general guidelines and reflect information for 1 serving using the ingredients listed, not including any optional ingredients. Actual macros may vary slightly depending on specific brands and types of ingredients used.

To determine the weight of one serving, prepare the recipe as instructed. Weigh the finished recipe, then divide the weight of the finished recipe (not including the weight of the container the food is in) by the desired number of servings. Result will be the weight of one serving.

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