In 2-quart casserole, place butter, sausage, onion, caraway seed, pepper and bay leaf.
Microwave at high (10) 4 to 6 minutes, until sausage begins to brown and onion is tender, stirring every 2 minutes.
Add chicken broth, potatoes, broccoli and cauliflower.
Microwave at medium high (7) 28 to 32 minutes, until vegetables are tender, stirring every 7 minutes.
Stir in cream and Microwave at high (10) 4 to 6 minutes until heated through.
Discard bay leaf.
Add cheese and stir until completely melted.