RecipeHot Onion DipMay 12, 2022Share on FacebookTweet on TwitterPrepTime: 10 MinsCookTime: 30 MinsTotalTime: 40 MinsIngredient3 (8 ounce) packages cream cheese, softened1 onion, finely chopped2 cups grated Parmesan cheese½ cup mayonnaiseInstructionPreheat oven to 400 degrees F (200 degrees C). Lightly grease a medium baking dish.In the prepared dish, mix the cream cheese, onion, Parmesan cheese and mayonnaise.Bake in the preheated oven 30 minutes, or until bubbly and lightly browned.