Red Onion Jam

Ingredients

• 1 tablespoon olive oil
• 8 cups sliced red onions (1 1/2 pounds)
• 1/4 cup balsamic vinegar
• 2 tablespoons brown sugar
• 2 tablespoons fresh minced ginger
• 6 cloves garlic, minced
• 1 tablespoon small basil leaves
• 1/2 teaspoon kosher salt
• 1/2 teaspoon cracked black pepper