Caramelized Onion, Gruyere and Bacon Spread (Cooking Light Approved!) – Vino Ipso Loquitur

Ingredients

• Cooking spray
• 3 1/2 cups chopped sweet yellow onion
• 2 ounces Gruyère cheese, shredded and divided
• 2 tablespoons chopped fresh chives, divided
• 1/3 cup fat free mayonnaise
• 1/3 cup fat-free sour cream
• 1/4 teaspoon salt
• 1/4 teaspoon black pepper
• 3 bacon slices, cooked and crumbled
• 1 tablespoon of brown sugar