Cauliflower "Mac And Cheese" Bake

1. 1

   Heat oven to 375 degrees F (190 degrees C).

2. 2

   Cook cauliflower in boiling water in large saucepan 4 minutes; drain well.

3. 3

   Melt 2 Tbsp. margarine in large saucepan on medium heat. Add onions; cook and stir 3 minutes or until crisp-tender. Stir in flour and mustard; cook and stir 1 minute. Whisk in milk; cook 5 minutes or until thickened, stirring frequently. Remove from heat. Add 1-1/4 cups Cheddar and 3 Tbsp. Parmesan; stir until Cheddar is melted. Add cauliflower; stir to evenly coat. Spoon into 2.5-L casserole dish sprayed with cooking spray.

4. 4

   Microwave remaining margarine in medium microwaveable bowl on HIGH 30 sec. or until melted. Stir in bread crumbs and remaining Parmesan; sprinkle over cauliflower mixture.

5. 5

   Bake 20 to 25 minutes or until heated through, topping with remaining Cheddar for the last 5 minutes.

* Per serving · 4 servings · Values may vary.