Go Back
–+ servings
Creamy Parmesan Onion Appetizer Squares

Creamy Parmesan Onion Appetizer Squares for Easy Entertaining

Delicious Creamy Parmesan Onion Appetizer Squares are perfect for gatherings, offering rich flavors with a crispy base, and options to make them gluten-free and vegan.
Print Recipe Pin Recipe
Prep Time 15 minutes
Cook Time 20 minutes
Cooling Time 5 minutes
Total Time 40 minutes
Servings: 12 squares
Course: Appetizers
Cuisine: American
Calories: 150
Ingredients Equipment Method Nutrition Notes

Ingredients
  

For the Mixture
  • 1 cup Mayonnaise Use plant-based mayo for a vegan version.
  • 1 cup Parmesan Cheese Freshly grated is preferred.
  • 1 medium Grated Onion Shallots can be used as a milder substitute.
  • 1 teaspoon Salt
  • 1/2 teaspoon Black Pepper
  • 1 teaspoon Dried Oregano
  • 1 teaspoon Dried Basil
  • 1 teaspoon Granulated Sugar
For the Base
  • 12 slices Cocktail Bread Gluten-free bread works well.

Equipment

  • oven
  • baking sheet
  • mixing bowl
  • spatula

Method
 

Step-by-Step Instructions
  1. Preheat your oven to 400°F (200°C). Gather your ingredients while the oven heats.
  2. In a mixing bowl, combine mayonnaise, Parmesan cheese, grated onion, salt, black pepper, dried oregano, dried basil, and granulated sugar.
  3. Spread about 1 tablespoon of the creamy mixture on each slice of cocktail bread on a baking sheet.
  4. Bake the squares for approximately 20 minutes until the topping is golden-brown.
  5. Remove from the oven and let cool for a few minutes before serving.

Nutrition

Serving: 1squareCalories: 150kcalCarbohydrates: 10gProtein: 3gFat: 10gSaturated Fat: 2gCholesterol: 5mgSodium: 300mgPotassium: 50mgFiber: 1gSugar: 1gVitamin A: 200IUVitamin C: 1mgCalcium: 100mgIron: 0.5mg

Notes

Serve warm or at room temperature for the best experience.

Tried this recipe?

Let us know how it was!