Beef and Sausage Shepherd's Pie

Heat oven to 375° F. Spray 13x9-inch (3-quart) glass baking dish with cooking spray. Heat mashed potatoes as directed on package.

Meanwhile, in 12-inch skillet, cook beef over medium-high heat 5 to 7 minutes, stirring occasionally, until thoroughly cooked. Drain; set aside. Add sausage and onion to skillet; cook 5 minutes or until onion is softened. Return beef to skillet. Add wine; cook and stir 1 minute. Stir in vegetables, tomato paste, salt and pepper; cook 5 minutes or until vegetables are tender.

In small bowl, mix broth and flour with whisk. Add to beef mixture. Heat to boiling, stirring constantly; cook 3 minutes or until thickened. Spoon mixture into baking dish. Spread heated potatoes evenly over hot beef mixture. Bake uncovered 20 minutes or until filling is bubbly and potatoes are lightly browned.