Homemade Mac 'n' Cheese

2 c. macaroni
2 c. shredded mozza or cheddar cheese
1 1/2 c. sour cream or plain yogurt
1 1/3 c. diced ham (optional)
1 c. cottage or ricotta cheese
1 egg, slightly beaten
1/4 tsp. each salt and pepper

In large pot of boiling salted water, cook macaroni and drain.

In large bowl, combine 1 1/2 cups of the mozza/cheddar, sour cream, ham, cottage cheese, egg, salt and pepper. Add macaroni and mix well. Pour mixture into greased 8 inch square baking dish; sprinkle with remaining shredded cheese. Bake, uncovered, in 350 degrees oven for 30 minutes (until bubbly). Broil for 2 minutes or until lightly golden. Makes 4 servings.