Tomato Jam

Directions

1. 1
   Working over a medium bowl, grate the tomatoes on the large holes of a box grater until only the skin remains in your hand; discard the skin.
2. 2
   In a small saucepan, heat the oil.
3. 3
   Add the onion and cook over moderately low heat, stirring, until softened, about 5 minutes.
4. 4
   Stir in the sugar, vinegar and tomato pulp and cook, stirring occasionally, until very thick, 12 to 15 minutes.
5. 5
   Stir in the lime juice and a pinch of salt and season generously with pepper.
6. 6
   Transfer the jam to a bowl and let cool completely.