It'll cut you open like a hot knife going through butter.
Gerry's voice cut in like a hot knife through butter.
It was like moving her fingers through warm butter, taking little effort to pierce.
"They could go through this town like a knife through butter."
"They're going like a knife through butter," an American official said.
A is the curve of the hot knife through butter.
He was going on her like a raw cob through butter.
It was like seeing a hot knife slice through butter.
It went through the stuff like a wire through butter.
I went through that like a hot knife through butter, and he began to get excited.