Savory Cherry Relish with Sweet Onions - SippitySup

Ingredients

• 1 tablespoon olive oil
• 1 pinch each kosher salt and freshly cracked black pepper (plus more as needed)
• 8 ounce sweet onion (such as Wallwalla, Vidalia or Maui) peeled and cut into ⅓‑inch slices
• ½ pound fresh cherries (pitted and halved)
• 2 tablespoon balsamic vinegar