The butter not only adds richness to the burger and prevents it from drying out, but it also butters the bun for you. We're not going to downplay it, these burgers are decadent. But, if you're going to eat a burger, you may as well do it right. And, this recipe does it so right.
The word persistence means the quality of being determined to do or achieve something. It's tenacity. It means firmness of purpose. It is a continuing, repeating or lasting of something. Use the link and read a few similar definitions.
Princeton's WordNet(0.00 / 0 votes)Rate this definition: 1  persistent, relentless, unrelenting(adj) never-ceasing. the relentless beat of the drums. 2  haunting, persistent(adj) continually recurring to the mind. haunting memories; the cathedral organ and the distant voices have a haunting beauty- Claudia Cassidy.