Sweet and Spicy Onion Relish Recipe | Food Network

Ingredients

• 2 medium yellow onions or sweet onions, when available
• 1/4 cup vegetable oil
• 1 teaspoon freshly ground black pepper
• 1 tablespoon crushed red pepper flakes
• 3 cloves fresh garlic, crushed
• 1 cup light brown sugar
• 48 ounces root beer
• Hot dogs, cooked, for serving
• Brown mustard, for serving
• Mayonnaise, for serving