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a pita chip loaded with melted hot onion dip rests on the side of the square glass baking dish the dip was baked in
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5 from 2 votes

Hot Onion Dip

Hot onion dip is a cheesy, creamy appetizer you can throw together fast. This easy dip recipe uses only a few ingredients but is big on flavor. It's perfect for serving with chips, sliced baguettes or crackers this holiday season or whenever you next entertain.
Prep Time10 mins
Cook Time30 mins
Total Time40 mins
Course: Appetizer, Dip, Snack
Cuisine: American
Servings: 15
Calories: 112kcal


  • 3 8 oz pkgs cream cheese
  • 2 cups yellow onion chopped
  • 1/2 cup mayonnaise
  • 2 cups shredded Parmesan cheese


  • In a large mixing bowl, add all of the ingredients and stir them together until evenly combined.
  • Lightly grease an 8x8" baking dish with non stick cooking spray. Using a spatula scrape all of the dip mixture into the prepared dish, and smooth out evenly.
  • Bake the onion dip at 400 degrees for 30 minutes, or until the dip's melted & creamy with a golden brown top that's bubbling at the edges.
  • Remove the dip from the oven and let it rest for 5 minutes before serving.
  • Serve the still hot dip with chips, crackers, or sliced baguettes.


Calories: 112kcal | Carbohydrates: 2g | Protein: 5g | Fat: 9g | Saturated Fat: 3g | Cholesterol: 12mg | Sodium: 263mg | Potassium: 43mg | Fiber: 1g | Sugar: 1g | Vitamin A: 109IU | Vitamin C: 2mg | Calcium: 163mg | Iron: 1mg