Pork in spicy sauce

500 g pork

salt

3 peppercorns

1 onion

1 Bay leaf

4 tablespoons flour
what kind of flour should I choose? we'll show

1 a tablespoon of tomato puree

1 tablespoon mustard

1 pickles

Pork cut into cubes, pour 1.5 liters of cold water, add spices, chopped onion, Bay leaf and leave to cook until soft. Flour dilute a small amount of cold broth, put on the heat and, stirring constantly, pour the whole amount of the filtered broth. Excessive amount of fluid to give to a boil, then sauce, remove from heat, add the tomato puree, mustard and diced pickles. Meat to put in the sauce and serve with boiled potatoes.