Macaroni Cauliflower And Cheese

• 1 medium-sized head of cauliflower, divided into 1" florets
• 1 pound penne
• Salt
• 1 1/2 cups grated Gruyere cheese
• 1 cup grated sharp Cheddar cheese
• 3 tablespoons unsalted butter
• 2 tablespoons flour
• 1 1/2 cups whole milk
• 1 teaspoon Dijon-style mustard
• 1 teaspoon freshly ground black pepper
• 3/4 cup Panko bread crumbs

1. Steam cauliflower until tender but firm. Remove from heat. Set aside.
2. Bring salted water to boil in a large pot. Add pasta. Cook until just tender but still firm, 5 minutes. Drain and return to pot. Add cauliflower to pot.
3. Combine cheese in a small bowl.
4. Melt butter over medium heat in a small saucepan. Add flour. Cook, stirring constantly, 2 minutes. Whisk milk into roux. Cook, stirring, until thickened.
5. Add 2/3 of the cheese to milk. Stir until smooth. Add mustard, 1 teaspoon salt and pepper.
6. Add cheese sauce to the pasta and cauliflower. Stir to combine. Pour into a buttered rectangular baking dish.
7. Toast breadcrumbs in a dry skillet over medium-low heat until golden. Remove from heat and toss with remaining cheese. Add a pinch of salt. Spread breadcrumb mixture over pasta.
8. Bake in pre-heated 350 F. oven until top is golden and crusty, about 40 minutes.

cauliflower, penne, salt, gruyuere cheese, cheddar cheese, unsalted butter, flour, milk, mustard, freshly ground black pepper, bread crumbs

Taken from food52.com/recipes/2427-macaroni-cauliflower-and-cheese (may not work)