Chicken salad with peanuts

It is necessary:
 
300 g cooked chicken white meat,
200 g of green apple,
100 g roasted and shelled peanuts,
2 dl sour cream,
100 g mayonnaise
100 g cheese,
salt,
pepper.

Preparation:
 
Tear chicken into pieces.
Apples and cheese grate in big plane.
Peanuts put in a bag and crumble it by rolling pin over the bags.
Mix all ingredients and chill.