How to use "cognac" in a sentence

Tina swallowed some cognac

She got up and began to pace, taking another swallow of cognac.

Still sitting on the couch, Elliot shook his head and stared down at his cognac.

She didn't remember finishing her cognac

For a moment, they sat in silence, sipping cognac.

Elliot tasted his cognac

She sighed and sipped some cognac and sat on the edge of the couch

She had to take another small sip of cognac before she was able to say what was on her mind, and she realized that he had been right about the liquor having little effect on her