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Peanut Butter Oatmeal Mason Jar Cookies

Looking for the perfect homemade gift? These Peanut Butter Oatmeal Mason Jar Cookies combine nutty, chewy, and chocolatey goodness all in one! With layers of wholesome oats, sugar, and chocolate chips, this jar makes a thoughtful and delicious present for cookie lovers everywhere.


Ingredients for the Jar:

  • 1 ½ cups old-fashioned oats
  • 1 cup all-purpose flour
  • ½ teaspoon baking powder
  • ½ teaspoon baking soda
  • ¼ teaspoon salt
  • ¾ cup packed brown sugar
  • ½ cup granulated sugar
  • ½ cup semi-sweet chocolate chips
  • Optional: Add ¼ cup chopped peanuts for an extra crunchy touch.

How to Assemble:

  1. In a clean, dry quart-sized mason jar, layer the ingredients in the order listed for a visually stunning presentation.
  2. Use a spoon or funnel to pack each layer down firmly before adding the next, especially the sugars and flour.
  3. Seal the jar tightly with a lid and decorate with a ribbon or festive tag.
  4. Attach a label with the baking instructions (see below).

Gift Tag Instructions:

Peanut Butter Oatmeal Mason Jar Cookies

  1. Preheat your oven to 350°F (175°C). Line a baking sheet with parchment paper.
  2. In a large mixing bowl, combine:
    • ½ cup softened butter
    • ½ cup peanut butter
    • 1 teaspoon vanilla extract
    • 2 large eggs
      Mix until smooth.
  3. Gradually add the dry ingredients from the jar to the wet ingredients, stirring until fully combined.
  4. Scoop dough into 1 ½-tablespoon-sized balls and place them 2 inches apart on the prepared baking sheet.
  5. Bake for 10–12 minutes, or until edges are lightly golden.
  6. Let cookies cool on the baking sheet for 2 minutes before transferring to a wire rack to cool completely.

Yields: About 18 cookies.


Tips for Assembly and Baking:

  • Layer Neatly: Layer the ingredients carefully for a polished and gift-worthy appearance.
  • Mix-In Variations: Customize the mix-ins by substituting chocolate chips with raisins, butterscotch chips, or even peanut butter chips.
  • Storage: Keep the jar in a cool, dry place for up to 3 months.

Why These Cookies Make the Perfect Gift

Peanut Butter Oatmeal Mason Jar Cookies bring the joy of baking into anyone’s kitchen. They’re easy to assemble, fun to give, and even more delightful to eat. Whether for a holiday, birthday, or just to show someone you care, these mason jar cookies are a sweet gift that’s guaranteed to spread smiles. 🎁🍪

Looking for more DIY gift ideas? Check out my Brownie Mason Jar Mix or M&M Mason Jar Cookies for more inspiration.

Peanut Butter Oatmeal Mason Jar Cookies

These Mason Jar Peanut Butter Oatmeal Cookies are perfect for gifting or keeping on hand for a rainy day. They’re easy to make, delicious to eat, and delightful to share.
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Prep Time 10 minutes
Cook Time 12 minutes
Servings 24 cookies

Ingredients
 
 

  • 1 ½ cups old-fashioned oats
  • 1 cup all-purpose flour
  • ½ teaspoon baking powder
  • ½ teaspoon baking soda
  • ¼ teaspoon salt
  • ¾ cup brown sugar packed
  • ½ cup granulated sugar
  • ½ cup semi-sweet chocolate chips
  • Optional: Add ¼ cup chopped peanuts for extra crunch.

Instructions
 

  • Include these instructions on a tag attached to the jar:
  • Preheat your oven to **350°F (175°C)**. Line a baking sheet with parchment paper.
  • In a large mixing bowl, combine ½ cup softened butter, ½ cup peanut butter, 1 teaspoon vanilla extract, and 2 large eggs. Mix until smooth.
  • Gradually add the dry ingredients from the mason jar to the wet ingredients, stirring until combined.
  • Scoop dough into 1 ½-tablespoon-sized balls and place them 2 inches apart on the prepared baking sheet.
  • Bake for **10–12 minutes**, or until edges are lightly golden.
  • Cool on the baking sheet for 2 minutes before transferring to a wire rack to cool completely.

Notes

**Tips for Assembly and Baking**
– **Layer Neatly**: When assembling the jar, layer ingredients in the order listed for a visually appealing gift. Use a funnel or spoon to pack ingredients evenly.
– **Customize Mix-Ins**: Swap chocolate chips for raisins or butterscotch chips to create unique variations.
– **Storage**: Store the assembled mason jar in a cool, dry place for up to 3 months.
Tried this recipe?Let us know how it was!

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