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February 5, 2025

Heidi’s Casserole

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Heidi’s Casserole–a creamy, one-pan pasta dish that brings together the flavors of a baked pasta casserole without the need for baking. It is rich and cheesy but it is balanced with a savory tomato base and hearty ground beef.

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Heidi's Casserole

Heidi’s Casserole

This dish is quick and easy, using only one pan for minimal cleanup. There’s no need to pre-boil the pasta, as the rigatoni cooks directly in the pasta sauce and water, soaking up flavor while naturally thickening the dish. The result is an ultra-creamy texture, thanks to a rich blend of cottage cheese, sour cream, and cream cheese, creating a luscious, almost lasagna-like filling without the extra effort. Skyler, Greg and I all loved this rich and filling dinner.

For a spicier kick, swap the ground beef for Italian sausage, which adds depth and a hint of heat (don’t use the salt, pepper and garlic powder if using sausage). If you prefer a smoother filling, replace the cottage cheese with ricotta cheese for a silkier texture. To boost the dish with extra veggies, consider adding spinach or mushrooms in with the meat and onions. For those who enjoy a bit more heat, a sprinkle of crushed red pepper flakes will enhance the flavor with a touch of spice.

Ingredients/Substitution Ideas

  • Lean ground beef–I used 93/7
  • Onion
  • Kosher salt
  • Black pepper
  • Garlic powder
  • Rigatoni–or penne
  • Roasted garlic pasta sauce–I used Mezzetta brand
  • Water
  • Cottage cheese–or ricotta
  • Sour cream
  • Cream cheese
  • Parmigiano reggiano
  • Dried parsley
  • Dried chives–or 1/4 cup sliced green onions
  • Mozzarella cheese

Steps

Heat a large pan over medium high heat. Add in the ground beef and break it up. Add in the onion, salt, pepper and garlic powder. Brown the ground beef for 5 minutes. 

Stir in the rigatoni, pasta sauce, water. Bring to a boil. Reduce heat to medium low heat. Cover the pan and cook for 15 minutes. 

While that is cooking in a bowl beat together the cottage cheese, sour cream, cream cheese, parmigiano reggiano, parsley and chives until creamy and smooth. 

Spoon the cottage cheese mixture evenly over the beef and noodles. Sprinkle with mozzarella cheese. Cover and cook for 5 more minutes. 

Remove from heat. Serve and enjoy!

Skillet Lasagna

Notes/Tips

  • Serve with a green salad and garlic bread.
  • I used my 6 quart Farberware Nonstick Saute Pan*.
  • Store leftovers in an airtight container* in the refrigerator for up to 4 days or in the freezer for up to 3 months.
  • Other recipes you can make with rigatoni are Instant Pot Rigatoni and Sausage and Winter Doldrums Dinner.
Did you know you can filter the recipes on my website to search by meat type, IP or Crockpot, low carb, gluten free, etc.? Use the filter to find exactly what you are looking for. 

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Easy Skillet Lasagna
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Heidi’s Casserole


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5 from 1 review

  • Author: 365 Days of Slow and Pressure Cooking
  • Total Time: 40 minutes
  • Yield: 6 servings 1x
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Description

A creamy, one-pan pasta dish that brings together the flavors of a baked pasta casserole without the need for baking. It is rich and cheesy but it is balanced with a savory tomato base and hearty ground beef.


Ingredients

Scale
  • 1 pound lean ground beef
  • 1 cup diced onion
  • 1/2 tsp kosher salt
  • 1/2 tsp black pepper
  • 1 tsp garlic powder
  • 6 ounces rigatoni
  • 1 (25 oz) jar roasted garlic pasta sauce
  • 1 1/2 cups water
  • 1 cup cottage cheese
  • 1/2 cup sour cream
  • 1 ounce cream cheese
  • 1/3 cup parmigiano reggiano
  • 1 Tbsp dried parsley
  • 1 Tbsp dried chives
  • 4 ounces shredded mozzarella cheese

Instructions

  1. Heat a large pan over medium high heat. Add in the ground beef and break it up. Add in the onion, salt, pepper and garlic powder. Brown the ground beef for 5 minutes. 
  2. Stir in the rigatoni, pasta sauce, water. Bring to a boil. Reduce heat to medium low heat. Cover the pan and cook for 15 minutes. 
  3. While that is cooking in a bowl beat together the cottage cheese, sour cream, cream cheese, parmigiano reggiano, parsley and chives until creamy and smooth. 
  4. Spoon the cottage cheese mixture evenly over the beef and noodles. Sprinkle with mozzarella cheese. Cover and cook for 5 more minutes. 
  5. Remove from heat. Serve and enjoy!
  • Category: Pasta
  • Method: Stove

Pin this recipe for later!

Easy Skillet Lasagna

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*Karen Petersen is a participant in the Amazon Services LLC Associates Program, an affiliate advertising program designed to provide a means for sites to earn advertising fees by advertising and linking to amazon.com.

2 Comments Filed Under: All Recipes, Beef, Pasta, Other Methods

Comments

  1. Sarah Kasch says

    February 8, 2025 at 3:18 pm

    First time here. Your descriptions and tips were my favorite part of the article. The photos were great. Everything looks mouthwatering.
    Have a great rest of your weekend, Heidi.

    Reply
    • Karen says

      February 18, 2025 at 3:52 pm

      Thank you so much Sarah!

      Reply

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Hi, I’m Karen. I know that dinner time can be less than relaxing. Busy schedules and cranky kids and a hundred other things can lead to weariness when it comes to putting dinner on the table. I can help! I make homemade, family-friendly slow cooker and Instant Pot dinners and share the recipes with you.

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