"This slow cooker ravioli lasagna is my family's favorite meal. The ravioli acts as the noodle and ricotta layer...."
INGREDIENTS
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25 oz. frozen ravioli - DO NOT THAW ((I use 5 cheese) )
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1 lb. ground beef ((can use mild sausage))
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1 cup white onion (diced)
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1/2 tsp. salt
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1/4 tsp. pepper
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1/4 tsp. garlic powder
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1/2 tsp. dried leaf oregano ((not ground))
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24 oz. marinara sauce ((I use Rao's))
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16 oz. shredded mozzarella cheese ((2 cups))