1. Preheat the oven to 375°F (190°C). Butter an 8-cup (2 L) casserole dish.
2. In a large saucepan, melt butter over medium heat and sauté the onion and celery for about 3 minutes or until lightly golden. Sprinkle with flour and cook, stirring for 1 minute. Whisk in milk and evaporated milk; cook, stirring for about 5 minutes or until thickened. Remove from heat; stir in Cheddar and Parmesan cheeses and salt and pepper.
3. Meanwhile, in a large pot of boiling water, cook macaroni for 5 minutes or until almost tender. Add broccoli and cook for 1 minute. Drain and add to sauce along with ham (if using); stir to coat. Spread into prepared casserole dish.
1. In a small bowl, combine butter, bread crumbs, and Italian seasoning. Sprinkle over macaroni. Bake in preheated oven for about 20 minutes or until bubbly and golden.
Recipe and photo are provided by Dairy Farmers of Canada. For more recipe ideas, visit dairygoodness.ca.