Noun
stretchiness (uncountable)
The state or condition of being stretchy.
Less expensive processed cheeses have been developed for mass-market pizzas to produce desirable qualities like browning, melting, stretchiness, consistent fat and moisture content, and stable shelflife. Source: Internet
Research and development A cheese pizza Manufacturers and academics have conducted studies and experiments in an effort to improve the stretchiness, melting characteristics, browning, fat content and water retention of pizza cheese. Source: Internet