Step 1
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Prepare ziti according to package directions; add 2-3 tablespoons of salt to the pasta water to season pasta; drain and return to pot. |
Step 2
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Stir together Alfredo sauce and sour cream; toss with ziti until evenly coated. Spoon half of mixture into a lightly greased 13- x 9-inch baking dish. |
Step 3
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Stir together ricotta cheese and next 3 ingredients; spread evenly over pasta mixture in baking dish. Spoon remaining pasta mixture evenly over ricotta cheese layer; sprinkle evenly with mozzarella cheese.
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Step 4
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Bake at 350° for 30 minutes or until bubbly. |