Greek Yogurt (Best Option)
1:1 (1 tablespoon Greek yogurt per 1 tablespoon cream cheese)Greek yogurt works well because it has a thick, creamy consistency similar to cream cheese, with a comparable protein content that helps maintain body in the oatmeal. The natural acidity mimics cream cheese's tang, balancing the sweetness of the oats.
To ensure the best texture, use full-fat Greek yogurt and stir it in off heat or at low heat to prevent curdling. Avoid overly watery or low-fat versions as they can thin the oatmeal.
Compared to cream cheese, Greek yogurt yields a slightly lighter texture with a fresher tang, making the oatmeal feel less rich but still creamy and satisfying.