NEW DELHI, Oct 27: A robbery of Rs 3,500 cash from a garage and two kg of onion from a vegetable trolley parked outside it was reported in Greater Kailash on Sunday night. Guard Dayaram of the garage, from where the cash was stolen, was reportedly sleeping when the three unidentified assailants struck. They robbed him of his clothes and money. The police say the robbers picked up the onions from the trolley parked on the road outside the garage. The vendor was not present at the spot at the moment.