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A rustic wooden board holding 6 golden-brown banana oatmeal cookies, slightly cracked on top, studded with visible oats and flaky sea salt; soft steam rises from the fresh batch, with two small whole bananas and a bowl of rolled oats beside them on the board.

Easy Banana Oatmeal Cookies

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These easy banana oatmeal cookies require just 3 ingredients—ripe bananas, oats, and a binder like peanut butter or egg. Naturally sweetened, gluten-free, and kid-approved—no flour or sugar needed!

  • Total Time: 19 minutes
  • Yield: 12 cookies 1x

Ingredients

Scale
  • 3 ripe bananas, mashed
  • 1 cup rolled oats
  • 2 tbsp peanut butter (or flax egg for vegan option)

Instructions

  1. Preheat oven to 350°F (175°C) and line a baking sheet with parchment paper.
  2. In a medium bowl, mix mashed bananas, oats, and peanut butter until fully combined. Let sit 5 minutes for oats to soften.
  3. Scoop 12 small portions onto the baking sheet and flatten slightly.
  4. Bake 12–14 minutes until golden and set.
  5. Cool 10 minutes before transferring to a wire rack.

Notes

  • For extra crunch, add 1/4 cup chopped walnuts or dark chocolate chips.
  • Store in an airtight container up to 4 days at room temp or freeze for up to 1 month.
  • Prep Time: 5 minutes
  • Cook Time: 14 minutes
  • Method: Baking
  • Cuisine: American
  • Diet: Vegetarian

Nutrition

  • Serving Size: 1 cookie
  • Calories: 62 Kcal
  • Sugar: 6g
  • Sodium: 25mg
  • Fat: 2g
  • Saturated Fat: 0.5g
  • Unsaturated Fat: 1.2g
  • Trans Fat: 0g
  • Carbohydrates: 10g
  • Fiber: 2g
  • Protein: 2g
  • Cholesterol: 0mg
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