In a nonstick skillet, cook ground beef, onion and garlic over medium heat until meat is no longer pink; drain. Add the tomatoes, tomato paste and seasonings. bring to a boil. Reduce heat; cover and simmer for 1 hour. Meanwhile, cook macaroni according to package directions; drain. Add cottage cheese.
In a 13-in. x 9-in. x 2-in. baking dish coated with nonstick cooking spray, layer 1 cup meat sauce, a third of the macaroni mixture and a third of the cheddar cheese. Repeat layers twice. Top with remaining meat sauce. Combine topping ingredients; sprinkle over sauce. Bake, uncovered, at 325 degrees F for 40-45 minutes. Let stand for 10 minutes before serving.