Slow Cooker Ravioli Lasagna

Brown the Meat:
- In a non-stick skillet over medium-high heat, cook the ground beef and diced onion.
- Season with salt, pepper, garlic powder, and oregano.
- Keep a few tablespoons of liquid in the meat for moisture.
Prepare the Slow Cooker:
- Spray the slow cooker with non-stick spray.
Layer the Ingredients:
- Add half of the marinara sauce to the bottom of the slow cooker.
- Place half of the frozen ravioli on top of the sauce.
- Spread the cooked ground beef mixture over the ravioli.
- Add the remaining ravioli on top.
- Pour the rest of the marinara sauce over the ravioli.
- Sprinkle the shredded mozzarella cheese over the top.
Cooking Time:
- Place the lid on the slow cooker.
- Cook on LOW for 4 hours.
Serve and Enjoy:
- Once cooked, serve the Slow Cooker Ravioli Lasagna and savor the delightful flavors.