Cinda

Chunky peanut butter • White sugar • Brown sugar (firmly packed) • Large eggs • Vanilla extract • All-purpose flour • Unsweetened Cocoa Powder • Baking soda • Salt

large sweet onions, thinly sliced • butter (or olive oil) • salt • black pepper • sugar (optional, helps caramelization) • –2 tsp apple cider vinegar • beef or vegetable broth • bay leaf (optional) • dried thyme (or 1 sprig fresh) • bread (baguette or sturdy sandwich bread) • Swiss cheese • provolone cheese