Here are the completed sentences using the provided words:
1. This restaurant serves very small **portions**, I'm always hungry after I leave here!
2. Babies drink a lot of milk as it's very **nourishing** for them and helps them to grow up strong and healthy.
3. Patty likes sharing her food with the other little children at the **nursery** school.
4. Traditional Spanish tortilla, which is **basically** a thick potato omelette, is very popular in Spain.
5. Could we meet at **lunchtime**?
6. Not only should obentos be nourishing and healthy, they should also look **appealing**.
7. Peter doesn’t like the food that they serve at his school canteen, so he always brings a **packed** lunch from home.