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gluten-free peanut butter bars stacked on a marble board
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5 from 1 vote

Peanut Butter Oatmeal Bars

These peanut butter oatmeal bars are a delicious mix of chocolate and peanut butter that will make your mouth water. They're easy to make, great for meal prep, and satisfy that chocolate craving.
There's nothing better than that chocolate peanut butter combination. These are perfect for school lunches, family events, or even a grab and go breakfast. Plus, all you need is a short chunk of time and pantry staples.
Prep Time15 minutes
Cook Time25 minutes
cool20 minutes
Total Time40 minutes
Course: Dessert, Snack
Cuisine: American
Keyword: gluten free peanut butter and chocolate bars, gluten free peanut butter bars, peanut butter and chocolate bars
Servings: 12 servings
Calories: 525kcal
Author: Chandice
Cost: $8

Ingredients

Peanut Butter Bars

Frosting

Instructions

  • Preheat oven to 350°
  • Using a stand mixer, cream together butter and sugars
  • Add eggs and vanilla and mix well
  • Blend in peanut butter
  • Combine remaining dry ingredients except oats and mix them into the cream mixture a little at a time
  • Add the oats and blend well
  • Spread into a large greased 10x14 baking pan
  • Bake for 20 minutes
  • Let cool 20 minutes or so
  • Spread peanut butter frosting on top of peanut butter bars
  • To prepare chocolate frosting, melt the butter and chocolate chips together then drizzle on top of peanut butter frosting. Using a butter knife cut the peanut butter and chocolate frosting frosting to make a decorative pattern
  • Let bars cool completely before cutting

Notes

Pro tip: Add pan to the fridge or freezer to speed up the cooling process.
  • Use parchment paper - Spraying your pan with nonstick spray will prevent most of the batter from sticking, but for the best result, use parchment paper. It makes it easier to remove the peanut butter cookie bars from the pan for cutting. 
  • Plastic knife over silverware - For easy cutting, you can use a plastic butter knife rather than silverware to cut baked goods.  Peanut butter bars (or brownies, cake, etc) doesn't stick to plastic like it does a regular knife. Leaving you with cleaner cuts and less dishes.
  • Crunchy or creamy peanut butter? - This is completely up to your personal preference but I think that creamy peanut butter blends better than crunchy. In addition, all natural peanut butter is runnier than normal peanut butter which is easier to mix.

Nutrition

Serving: 1bar | Calories: 525kcal | Carbohydrates: 59g | Protein: 9g | Fat: 31g | Saturated Fat: 14g | Polyunsaturated Fat: 3g | Monounsaturated Fat: 9g | Trans Fat: 1g | Cholesterol: 70mg | Sodium: 407mg | Potassium: 161mg | Fiber: 4g | Sugar: 38g | Vitamin A: 546IU | Vitamin C: 1mg | Calcium: 67mg | Iron: 2mg