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Favoreats

Favoreats LLC

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Balsamic Caramelized Onion Grilled Cheese Sandwich

Sarcastic Cooking
  • 30 minutes
  • Serves

INGREDIENTS

1 tbsp

Basil, Fresh

1

Yellow onion

2 tbsp

Balsamic vinegar

1 pinch

Salt & pepper

1 tbsp

Olive oil

4

Slices Bread

6 tbsp

Butter, Unsalted

2 cups

Fontina cheese