Praline is a sweet substance made from nuts cooked in boiling sugar. It is used in desserts and as a filling for chocolates. a sweet food made of nuts cooked in boiling sugar (Count Plessis- Praslin (1598-1675), French soldier whose cook invented praline)
In French cookery this is a powder or paste made of caramelized almonds and/or hazelnuts American cookery refers to a candy consisting of caramel and pecans