Creamy Mushroom-Potato Bake - cooking recipe

Ingredients

2 1/2 to 3 lb. white potatoes, peeled
1 medium onion, finely chopped
1/2 lb. fresh mushrooms, chopped
3 Tbsp. butter or margarine, divided
1/2 c. sour cream
1/2 tsp. salt
1/4 tsp. pepper
1/4 c. grated Parmesan cheese

Preparation

Cook potatoes in salted water until tender; drain and mash (DO NOT ADD BUTTER OR MILK). In a skillet, saute onion and mushrooms in 2 tablespoons butter for 3 to 4 minutes or until just tender. Stir in potatoes along with sour cream, salt and pepper. Spoon into greased 2-quart baking dish. Sprinkle with cheese; dot with remaining butter. Bake, uncovered, at 400\u00b0 for 20 to 25 minutes or until heated through and golden brown.