"Million Dollar Spaghetti brings the best of spaghetti to the best of lasagna and marries them together. Don't shy away from this crowd-pleasing casserole!..."
INGREDIENTS
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16 ounces dried spaghetti noodles
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1 cup (1 Medium) yellow onion (chopped)
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4 cloves garlic (minced)
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1 1/2 pounds sweet Italian sausage (casing removed)
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6 cups homemade marinara sauce,-divided (or 2 (24-ounce) jars marinara sauce)
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8 ounces cottage cheese or ricotta cheese
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8 ounces cream cheese
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1/4 cup sour cream
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3 teaspoons dried Italian seasoning
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3 cups mozzarella (shredded-divided)
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salt
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pepper
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1/2 cup butter (cut into slices-divided)