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Slice of crockpot lasagna garnished with fresh basil and Parmesan cheese on a white plate

Crockpot Lasagna

This crockpot lasagna is a healthy twist on a classic favorite, featuring layers of tender noodles, lean ground beef, and nutrient-dense spinach, all cooked effortlessly in your slow cooker.
Prep Time 30 minutes
Cook Time 4 hours
Total Time 4 hours
Course Main Course
Cuisine Italian
Servings 8 servings

Ingredients
  

  • 1 teaspoon avocado oil or olive oil
  • 1 lb lean ground beef (90-93% lean)
  • ½ medium yellow onion, finely diced (¾ cup)
  • 5 cloves garlic, minced (~1 ½ tablespoons)
  • 2 teaspoons dried Italian seasoning
  • ½ teaspoon fine salt
  • ¼ teaspoon black pepper
  • 1 (24-ounce) jar marinara sauce
  • 1 ½ cups water
  • 3 ounces fresh spinach, roughly chopped (2 large handfuls)
  • 8 ounces uncooked lasagna noodles, broken into small pieces
  • 8 ounces (2 cups) shredded mozzarella cheese, divided
  • 1 cup cottage cheese, lightly drained if needed
  • cup shredded Parmesan cheese
  • Fresh basil leaves, optional, for garnish

Instructions
 

  • In a large skillet over medium-high heat, heat the avocado oil. Add the ground beef, onion, garlic, Italian seasoning, salt, and pepper. Cook for 8-10 minutes, breaking up the beef as it browns. Drain excess fat if necessary.
  • Spray your slow cooker insert with cooking spray. Layer the cooked beef and vegetable mixture at the bottom.
  • Add marinara sauce, water, spinach, noodles, and 1 ½ cups mozzarella cheese. Stir everything together gently.
  • Dollop the cottage cheese over the lasagna mixture. Gently fold it in without fully mixing.
  • Sprinkle the remaining mozzarella cheese and Parmesan cheese evenly on top. Cook on LOW for 3-4 hours or until the noodles are tender.
  • Turn off the crockpot. Serve warm, garnished with fresh basil and extra Parmesan cheese if desired.

Notes

Pro Tip: Look for a marinara sauce with minimal added sugar (5 grams or less per serving). It’s an easy way to keep this dish on the healthier side.