But now lunch shops and grocery stores have woken up to all the types of lettuce out there ... so be sure to wash it well when you buy it. Escarole is crunchy and mildly bitter, so it’s great ...

Incorporating different types of lettuce regularly might not always ... Endives, radicchio, escarole, and frisée are all forms of leaf chicory. These bitter greens are known to improve digestion ...