Best-Ever Banana Oat Cookies

By , Test Kitchen Director · Reviewed by AislePrompt Editorial · ·

Soft and chewy cookies packed with mashed banana, oats, and chocolate chips, perfect for a quick sweet treat. This american-inspired desserts ready in about 40 minutes layers ripe bananas, all-purpose flour, old-fashioned oats into a dessert worth slowing down for — great for weekend baking, holiday tables, or any time you want a sweet payoff at the end of a meal. Each serving lands at about 180 calories and feeds 12, so it slots into a weekend bake or a special-occasion dessert tray. Tap "Plan a meal with the AI" below to drop this recipe into your week and send the ingredients straight to Instacart. Nutrition values are approximate, calculated from USDA FoodData Central (fdc.nal.usda.gov) — verify against ingredient labels for any health-driven dietary plan.

Prep: 25 min Cook: 15 min Serves 12 American cuisine 180 cal/serving
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Ingredients

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Instructions

  1. Step 1: Preheat oven to 350°F (175°C). Line baking sheets with parchment paper.
  2. Step 2: In a large bowl, mash 3 ripe bananas until smooth. Add 1 egg and 1 tsp vanilla extract, stirring to combine.
  3. Step 3: In a separate bowl, whisk together 2 cups flour, 1 cup oats, and 1/2 tsp salt. Gradually add to the banana mixture, mixing until a dough forms.
  4. Step 4: Fold in 3/4 cup brown sugar and 1 cup chocolate chips. Chill dough for 30 minutes.
  5. Step 5: Scoop dough into 1-inch balls, spacing them 2 inches apart on baking sheets. Flatten slightly with a fork. Bake for 12-14 minutes until golden. Cool on trays for 5 minutes before transferring to wire racks.

Frequently asked questions

How long does Best-Ever Banana Oat Cookies take to make?

Total time is about 40 minutes (25 min prep + 15 min cook). Most home bakers find this fits a weekend afternoon; chill or store as the recipe directs before serving.

How do I store leftover Best-Ever Banana Oat Cookies?

Cool fully before storing. Most baked desserts keep at room temperature in an airtight container for 2–3 days, or in the fridge for up to 5 days. Cream- or custard-based desserts must go in the fridge within 2 hours; reheat gently or serve cold per the recipe.

Can I substitute ingredients in Best-Ever Banana Oat Cookies?

Yes — most ingredients in this recipe have flexible swaps. For oil, use any neutral high-smoke-point oil (avocado, grapeseed, refined coconut). For aromatics, dried herbs at ⅓ the volume of fresh work in a pinch. The full ingredient list is shoppable on Instacart so you can see substitutes in real time.

How do I scale Best-Ever Banana Oat Cookies for a different number of people?

The recipe is written for 12 servings. Multiply each ingredient by (your serving target / 12). Cook time stays roughly the same up to 2x; for 3-4x batches, switch from a skillet to a sheet pan or stockpot so the food isn't crowded — overcrowding steams instead of browns.

What goes well with Best-Ever Banana Oat Cookies?

American desserts like this pair well with a simple grain (rice, couscous, or crusty bread), a quick salad with acid (lemon vinaigrette, pickled onions), and a pan sauce or yogurt-based dip. Tap "Plan a meal with the AI" to get specific side suggestions.

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