Oven at 350º

Cook bacon until crisp, drain on paper towels, reserve bacon drippings. Cook onion in bacon drippings until tender (5 to 8 min). Set aside.Cook elbow macaroni according to directions. Drain & place in a 1 1/2 quart casserole. Add the crumbled bacon, onions, 1 1/2 cups of the mozzarella cheese, the blue cheese, half and half and pepper.Toss gently. Bake uncovered for 20 minutes, stir gently. Top with remaining mozzarella. Bake another 10 minutes until brown & bubbly. Let stand for 10 minutes before serving.

*You can use cavatelli, gnocchi or campanelle pasta instead of elbow macaroni.