The noise Steve makes is completely undignified. It is the result of trying not to laugh, and succeeding - but only by suffocating it, which in turn makes him choke and then snort.

"Blue."

Yeah, he sees what you did.

"See if you can get under the covers," he adds, while he grabs the bowl. "I'll be back in about 90 seconds."

Not like he put shoes or most of his clothes back on.