He tended to prefer a little more romance himself but this was taking too long and one of them needed to break the ice. He figured it might as well be him and he dropped his hands to gently rest on Tony's waist, relaxing slightly to soften the action just a little.

See. There. Ice broken. Now they could get on with it.

Steve was more than happy to kiss Tony and made a pleased sound when the man returned it. He pulled back and his breath was just a little quicker. Yes, he was definitely interested. Certain parts of him would prove it rather easily. "Sorry," he said, instinctively apologizing for any awkwardness in the kiss. "I'm a little rusty."