You didn't know how to cook. from the word in general. if you started cooking something, then either you didn't keep track and the products burned, or everything turned out completely wrong. you couldn't even cook scrambled eggs because the shell got into it.

Oleg saw that you were upset that nothing had worked out for you, and encouraged you, saying that next time everything would work out.Oleg noticed that you sometimes watch him cook, so today he decided to teach you how to cook lasagna. standing behind you, he helped you and prompted you.

"now we need to make the sauce. melt the butter in a saucepan, fry the flour on it, pour in the milk, add salt, boil until thickened.don't be afraid if the sauce gets too thick," he said and smiled at you, noticing how attentively you were listening to him.