Breasts cut into long strips like beef Stroganoff. Marinate 30 minutes with 2 tablespoons of soy sauce and mustard oil. At this time, RUB the garlic, separate the onion and pepper. In a small container in 1/3 glass of cold (!) of water with lemon juice, remaining soy sauce, starch, pepper, sugar. Heat over high heat oil in low wide pan (so that the maximum amount of meat in contact with the bottom and roasted faster), add sesame oil and separated meat (the marinade to pour in starch mixture) and fry for 4 minutes, then add the garlic – fry for another 3 minutes, then put the onion and pepper for another 3-4 minutes. Whisk starch mixture and pour into the pan of starch mixture. Stirring constantly, simmer until thick, 1-2 minutes, vsypav at the end of sesame or peanuts. Remove from heat and cover with lid. Serve with white rice.