Place wild rice in a large bowl and cover with boiling water; soak for 1 hour. Drain and set aside., In a large skillet, saute mushrooms and onion in butter until tender. In a large bowl, combine the mushroom mixture, wild rice, long grain rice, almonds, broth, cream, salt and pepper., Transfer to a greased 2-1/2-qt. baking dish. Cover and bake at 350degrees for 75 minutes. Uncover; sprinkle with cheese. Bake 10 minutes longer or until rice is tender.