Mixed beans Parmesan

1 lb green beans
l lb wax beans
2 tbsps. Butter or margarine
1/2 c. sliced pitted ripe olives
1/2 c. grated Parmesan cheese

Cook beans and drain. Combine drained beans with 1/4 c. water and butter in saucepan; heat. To serve, toss gently with olives and sprinkle with cheese. Makes 6 to 8 servings.