Roasted potatoes and broccoli

3 medium potatoes
1/2 lb frozen broccoli
4 cloves garlic (sliced)
4 oz mushrooms (coarsely chopped)
4 Tofurky beer brat sausages, cut into coins
2 T olive oil
2 T soy sauce
2 T lemon juice
1/2 t salt
fresh ground pepper

Preheat oven to 400 deg F. Coarsely cube potatoes. Place ptatoes and broccoli on a pot, add water to cover. Bring to a boil. Simmer 5 minutes, drain. Whisk olive oil, soy sauce, lemon juice, salt, and pepper together. Toss the potatoes and broccoli with the dressing and remaining ingredients. Pour into a greased 9"x13" glass baking dish. Bake 50 minutes.