Slow Cooker Caramelized Onions Recipe

  • 1/4 cup melted butter, divided
  • 8 onions, thinly sliced
  • 1 teaspoon salt
  1. Rub bottom and sides of slow cooker with 1/2 of the butter. Toss onions and salt with remaining butter in a bowl.
  2. Cook onions on Low until browned and sweet, about 10 hours.