Baked Bacon Blue Cheese Dip

Bahan-bahan (6 porsi)

• 1 (8 ounce) packages cream cheese, softened
• 1/3 cup mayonnaise
• 6 ounces blue cheese crumbles, divided
• 1 teaspoon garlic powder
• 5 bacon slices, crumbled
• 3 tablespoons chopped green onions or chives, plus more to top