Preheat oven to 350F. Place wild rice in 2 qt. casserole; add broccoli. In large skillet, brown beef adding seasonings; drain and add to casserole. In same skillet, lightly saute onion, green pepper and mushrooms in oil. Add tomatoes; heat through. Blend in tomato paste. Add tomato mixture to casserole; toss. Add 1 3/4 cups cheese; toss lightly. Top with remaining cheese. Cover; bake until heated through (approx. 30 minutes). Uncover; bake 5 minutes.