Mushroom salad with potatoes and apples

To prepare the salad you will need:

300 g fresh mushrooms

3 pcs. potato

1-2 pcs. apples

1 onion - onion

4-5 Art. l. sour cream

Wash potatoes, boil in "uniform", Cool, peel and cut into cubes. Mushrooms clean, boil in salted water with spices, and also cut into small cubes. Apples Grate. Prepared foods to mix, add chopped onions, sour cream and put it in a salad bowl.