Broccoli with Mustard Sauce

2 lbs. fresh broccoli florts, cauliflowerets or sliced carrots
1/2 c. mayonnaise
1/3 c. milk
1/4 c. grated Parmesan cheese
1/4 c. shredded Swiss cheese
2 tsp. lemon juice
2 tsp. prepared mustard
salt & pepper to taste

Place broccoli in a steamer basket; place in a large saucepan over 1 in. of water. Bring to a boil; cover and steam for 5-8 minutes or until crisp-tender. Meanwhile, in a small microwave-safe bowl, combine the remaining ingredients. Cover and microwave at 50% power for 2 minutes or until heated through, stirring every 30 seconds. Drain broccoli. Serve with sauce. Makes 4 servings.