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Blondies with chocolate chips cut up and put on its side.

Gooey One Bowl Blondie Cookies

These blondie cookies are so easy to make in one bowl and are ready in less than and hour. They are super gooey on the inside and have crispy and shiny crackled tops. They also have a sweet vanilla taste and almost caramel like flavor, and are perfect to bring to potlucks or barbecues!
4.20 from 26 votes
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Course: Dessert
Cuisine: American
Diet: Kosher
Keyword: blondie recipe, chocolate chip blondies, classic blondies, easy blondie recipe
Prep Time: 5 minutes
Cook Time: 35 minutes
Total Time: 40 minutes
Servings: 16 blondies
Calories: 298kcal
Author: Sam Adler


  • 8x8 inch pan


  • 1 cup unsalted butter melted
  • 1 ½ cups granulated sugar
  • 2 eggs large, at room temperature
  • 1 tablespoon vanilla extract
  • 2 cups all purpose flour
  • ½ tsp baking powder
  • Pinch kosher salt
  • 1 bag chocolate chips 10-12 oz or other toppings!


  • Preheat the oven to 350° F. Spray an 8x8 pan with baking spray or line with parchment paper. 
  • In a large microwavable bowl melt the 1 cup butter, then cool for 2 minutes. Add the 1 1/2 cups sugar, 2 eggs, and 1 tbsp vanilla, and whisk until frothy and combined well. About 1 minute.
    Melted butter, sugar, and eggs mixed in a glass bowl.
  • Add in the 2 cups flour, 1/2 tsp baking powder, and pinch of salt and mix with a spatula or wooden spoon until the batter is thick and smooth.
    Blondie batter in a glass bowl.
  • Add the chocolate chips and stir to combine.
    Blondie batter with chocolate chips in a glass bowl.
  • Pour the batter into the prepared pan and bake for 35-40 minutes.
    Blondie batter in a metal pan.



You can use any kind of chocolate or other toppings in the batter
For extra chocolatey blondies, sprinkle the top of the batter with more chocolate chips before baking.
To make this dairy free substitute the butter for earth balance and make sure the chocolate is dairy free.
For an 8x8 pan: Bake for 35 minutes for chewy cookies. Bake up to 45 minutes for more cakey blondies.
For 9x13 pan: Bake for 25 minutes for chewy and up to 35 minutes for more cakey.


Nutrition Facts
Gooey One Bowl Blondie Cookies
Amount Per Serving (1 piece)
Calories 298 Calories from Fat 135
% Daily Value*
Fat 15g23%
Saturated Fat 9g56%
Cholesterol 53mg18%
Sodium 33mg1%
Potassium 28mg1%
Carbohydrates 39g13%
Fiber 1g4%
Sugar 26g29%
Protein 3g6%
Vitamin A 409IU8%
Vitamin C 1mg1%
Calcium 30mg3%
Iron 1mg6%
* Percent Daily Values are based on a 2000 calorie diet.