So easy and so delicious. All items available at Trader Joe’s. 2 cans Roast beef, drained 1 pkg vegetable melange in butter sauce(frzn) 1 box garlic mashed potatoes Cover bottom of 9×13 dish with roast beef(break up chunks) Next pour vegetable mixture over beef. Mix both packets of potatoes as per instructions on box and spread over vegetables. Bake at 350 degrees for 30 minutes, potatoes should be slightly browned.