Beef Stroganoff with mashed potatoes, crispy pickles and tomatoes "cherry."

Beef fillet - 110gr.
Onion - 30g.
Refined olive oil - 20g.
Chile Pepper - 1g.
Sour village 20% - 45gr.
Potatoes - 200g.
Milk is 3.5% - 60g.
Butter - 20g.
Sea salt - 2g.
A mixture of 5 peppers - 1g.
Gherkins - 15g.
Cherry tomatoes - 18gr.
Balsamic Cream - 1g.
Dill - 1g
Ketchup - 3g.