Spaghetti Marinara

Directions

1. 1
   Slice onion finely.
2. 2
   Heat onion gently with butter in a sauce pot until just beginning to caramelize.
3. 3
   Add diced tomato.
4. 4
   Simmer gently for about 15 minutes.
5. 5
   Get your pasta cooking.
6. 6
   Add vinegar to marinara.
7. 7
   Continue simmering.
8. 8
   When the pasta is nearly cooked to your liking, strain it and transfer into the sauce.
9. 9
   Continue cooking pasta gently in sauce, just until done.
10. 10
    Season, serve and consume.
11. 11
    I tossed some arugula and olive oil on mine, but that's all just decoration really.