Cauliflower au Gratin

3 cups cauliflower flowerets
1/4 cup butter
1/4 cup flour
2 cups milk
1 cup cheddar, shredded
water

1. Preheat oven to 400 degrees.
2. Melt butter over medium heat in a medium sauce pan.
3. Whisk in flour, then add milk and bring to a boil. Continue whisking until thickened.
4. Meanwhile, boil water over medium-high heat in a large pot and cook cauliflower uncovered until just fork tender.
5. Grease an ovenproof dish and transfer the cauliflower to it.
6. Top with cheeses and pour white sauce over cauliflower and cheese.
7. Bake until top has browned and everything is bubbly, about 15 minutes.

Makes 4 servings