Cut the garlic in small pieces
Slice the tomatoes in bite size pieces
Fry in olive oil the tomatoes with garlic, salt and sugar until the tomatoes become mushy
Add oil to cover the tomatoes if there is not already sufficient liquid to cover them
Cook at least 15 min on low heat
Add more salt to taste
Cut the thyme in small pieces
You can use the salsa immediately or jar it - don't forget to sterilize the jar!