Cake in 35 minutes. Cake recipe called "Crazy"

Ingredients:
Kefir - 100 ml
Coffee – 3 tsp.
Egg – 2 pieces
Sugar - 1 cup (200 ml)
Vegetable oil - 100 ml
Soda – 1 tsp
Vinegar - 1 tsp
Flour - 150 gr

Sour cream - 150 gr
Coffee – 1 tsp
. Sugar – 3 tsp.
In the oven 180 degrees for 35 minutes