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Slow Cooker Lasagna

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  • Author: Lidia
  • Prep Time: 15–20 minutes
  • Cook Time: 4–5 hours (on low)
  • Total Time: 4 hours 30 minutes to 5 hours 20 minutes
  • Yield: 8 servings
  • Category: Dinner, Main Dish
  • Method: Slow Cooker
  • Cuisine: Italian-American
  • Diet: Vegetarian

Description

This easy Slow Cooker Lasagna is the ultimate hands-off comfort food—layered with hearty meat sauce, creamy ricotta, melty mozzarella, and uncooked noodles that become perfectly tender as they slow cook. A no-boil, no-bake lasagna recipe that’s rich, cheesy, and effortless—ideal for busy weeknights or make-ahead meals.


Ingredients

  • ½ lb (about 225 g) ground beef
  • ½ lb (about 225 g) ground Italian sausage (or extra beef)
  • 1 tsp Italian seasoning
  • ½ cup (80 g) finely chopped onion
  • 24 oz (680 ml) jar marinara sauce
  • ½ cup (120 ml) water
  • 15 oz (425 g) ricotta cheese
  • 2 cups (200 g) shredded mozzarella cheese, divided
  • ½ cup (50 g) grated Parmesan cheese
  • 1 large egg
  • 912 uncooked lasagna noodles (regular, broken to fit)

Instructions

  1. Spray slow cooker with nonstick spray or grease lightly.
  2. In a skillet, brown beef and sausage; drain fat.
  3. Add onion and Italian seasoning; cook until softened.
  4. Stir in marinara and water; simmer 3–5 minutes.
  5. In a bowl, mix ricotta, 1 cup mozzarella, Parmesan, and egg.
  6. Spread 1 cup meat sauce on bottom of slow cooker.
  7. Layer 3 noodles (broken to fit), then ⅓ cheese mixture, then sauce.
  8. Repeat layers, ending with sauce on top.
  9. Sprinkle remaining 1 cup mozzarella over the top.
  10. Cover and cook on LOW for 4–5 hours, until noodles are tender.
  11. Turn off heat, let rest covered 10–15 minutes before serving.

Notes

  • You can prepare this up to a day ahead and refrigerate before cooking.
  • Add fresh herbs like basil or oregano for extra flavor.
  • Use cottage cheese in place of ricotta if desired.
  • For a vegetarian option, swap meat for sautéed vegetables.
  • Freezes well—perfect for meal prep.

Nutrition

  • Serving Size: 1 slice (approx. 1/8 of dish)
  • Calories: 430
  • Sugar: 6g
  • Sodium: 850mg
  • Fat: 24g
  • Saturated Fat: 11g
  • Unsaturated Fat: 10g
  • Trans Fat: 0g
  • Carbohydrates: 28g
  • Fiber: 3g
  • Protein: 26g
  • Cholesterol: 85mg