Originally from North America and named after its great resistance to the cold, this lettuce used to be covered in crushed ice when being shipped from California to the East.
| Energy values (kJ) | 59 |
| Energy values (Kcal) | 14 |
| Fat (g) | 0.6 |
| of which saturated fatty acids (g) | 0.2 |
| Carbohydrates (g) | 0.9 |
| of which sugars (g) | 0.6 |
| Dietary fibre (g) | 1.2 |
| Proteins (g) | 0.7 |
| Salt (g) | 0.03 |
