Again, this would be 2 tbsp vinegar for this recipe... A banana may work, but the cookie may end up chewier... or some other texture. (allysonkramer.com)
Whisk remaining 1⁄2 tbsp vinegar in a bowl with mustard and oil; add salt and pepper. (epicurious.com)
Have salad with 1 — 2 TBSP vinegar before lunch / dinner!» (health.com)