"This slow cooker caramelized onions recipe is one you'll find yourself making time and time again. It's quick, easy, and pairs with so much!..."
INGREDIENTS
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10 cups sliced sweet yellow onions (1/4 inch thick) (2.5-3lbs. of onions (weighed before peeling).)
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4 Tbsp. salted butter (sliced in pieces or cubed)
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1 tsp. salt
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1/2 tsp. white sugar ((or use 1 tsp. balsamic vinegar))