Double-Yum Casserole - Big Recipe

Ingredients

• ***For the casseroles:***
• 4 pounds russet or Yukon Gold potatoes, peeled and cubed
• water, to taste
• 3 pounds sweet potatoes, peeled and cubed
• 2 (8-ounce) cartons spreadable chive and onion cream cheese, divided
• 1 cup sour cream, divided
• 1/4 cup Colby Jack cheese, shredded
• 1/3 cup 2% milk
• 1/4 cup parmesan cheese, shredded
• 1/2 teaspoon salt
• 1/2 teaspoon black pepper
• ***For the topping:***
• 1 cup Colby Jack cheese, shredded
• 1/2 cup green onions, chopped