| 1 | I am investigating how yoghurt is made. | |
| 2 | He is showing his classmates how to make yoghurt. | |
| 3 | In would come vegetables and pulses, together with yoghurt. | |
| 4 | They spent two weeks avoiding yoghurts and similar foods, like cheese. | |
| 5 | Imagine a tub of frozen yoghurt, not a single line or wrinkle. |