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A Gluten-Free Peanut Butter Blondie with a bite taken out of it on a square of parchment.
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4.67 from 3 votes

Gluten-Free Peanut Butter Blondies

This Gluten-Free Peanut Butter Blondies recipe is egg-free, completely vegan, and only requires 8 simple ingredients. They are soft, chewy, and packed with chocolate chips. And you don't need any specialty gluten-free flour blends to make them- just rolled oats.
Prep Time15 minutes
Cook Time30 minutes
Total Time45 minutes
Course: Dessert
Cuisine: American
Diet: Gluten Free, Vegan, Vegetarian
Servings: 16 Blondies
Calories: 280kcal
Cost: $4

Equipment

  • 1 Large Mixing Bowl
  • 1 8x8 inch Square Baking Pan
  • 1 Rubber Spatula
  • Measuring Cups and Spoons
  • Parchment Paper

Ingredients

For the Homemade Oat Flour

  • 1 ½ Cups Gluten-Free Rolled Oats See note!

For the Gluten-Free Blondies

  • 1 Cup Creamy Natural Peanut Butter
  • ¾ Cup Light Brown Sugar, tightly packed
  • ½ Cup Non-Dairy Milk I used oat milk, but any non-dairy milk will work
  • 1 teaspoon Vanilla Extract
  • 1 ¼ Cups Homemade Oat Flour See note!
  • 1 ½ tsp Baking Powder
  • ½ teaspoon Kosher Salt
  • 1 ½ Cups Chocolate Chips, divided

Instructions

First Make the Oat Flour

  • Add gluten-free rolled oats to a blender or food processor. Process the oats on high until they reach a flour-like consistency. Do not use all of the oat flour. Measure the oat flour for the blondies from here.
    1 ½ Cups Gluten-Free Rolled Oats

Make the Gluten-Free Blondies

  • Preheat oven to 350*F. Prepare a 8x8-inch square baking pan by greasing it with shortening or pan spray and inserting a parchment sling.
  • In a large bowl add the peanut butter and brown sugar. Stir until combined using a rubber spatula. Then, add non-dairy milk and vanilla, and mix until smooth and creamy.
    1 Cup Creamy Natural Peanut Butter, ¾ Cup Light Brown Sugar, tightly packed, ½ Cup Non-Dairy Milk, 1 tsp Vanilla Extract
  • Add homemade oat flour, baking powder and salt into the bowl and stir to combine. The mixture will be really thick here! Then add 1 cup of chocolate chips and mix to distribute.
    1 ¼ Cups Homemade Oat Flour, 1 ½ tsp Baking Powder, ½ tsp Kosher Salt, 1 ½ Cups Chocolate Chips, divided
  • Scrape batter into a prepared baking pan and press out evenly with a spatula. Top the blondies with the remaining ½ cup of chocolate chips and press them into the batter.
  • Bake in a 350*F oven for 28-30 minutes, turning the pan halfway through. They are done when the edges are golden brown.
  • Let cool completely before cutting and serving.

Notes

Once the homemade oat flour is made, measure 1 ¼ cups of oat flour for the blondies using the spoon-and-level method. Do not use all of the oat flour you made!
To store: place the blondies in an airtight container and keep at room temperature for up to 4 days. Or freeze for up to a month.

Nutrition

Serving: 1Blondie | Calories: 280kcal | Carbohydrates: 29g | Protein: 6g | Fat: 16g | Saturated Fat: 6g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 6g | Trans Fat: 0.01g | Cholesterol: 1mg | Sodium: 192mg | Potassium: 253mg | Fiber: 3g | Sugar: 18g | Vitamin A: 37IU | Vitamin C: 1mg | Calcium: 67mg | Iron: 2mg