Three-Ingredient No-Bake Peanut Butter Cookies
Simple, quick no-bake cookies made with just peanut butter, sugar, and rolled oats for a chewy treat. This desserts ready in about 10 minutes layers creamy peanut butter, granulated sugar, old-fashioned rolled 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 120 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.
Ingredients
- 1 cup creamy peanut butter
- 3/4 cup granulated sugar
- 1 1/2 cups old-fashioned rolled oats
Equipment for this recipe
Top-rated tools to make this recipe successfully.
Instructions
- Step 1: In a large bowl, stir together 1 cup creamy peanut butter and 3/4 cup granulated sugar until smooth.
- Step 2: Add 1 1/2 cups old-fashioned rolled oats and mix thoroughly until all oats are coated and the mixture holds together.
- Step 3: Using a tablespoon, scoop out dough and form into small balls, then flatten slightly with the back of a fork for a classic cookie shape.
- Step 4: Place cookies on a parchment-lined tray and chill in the refrigerator for at least 30 minutes to firm up before serving.
Frequently asked questions
How long does Three-Ingredient No-Bake Peanut Butter Cookies take to make?
Total time is about 10 minutes (10 min prep + 0 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 Three-Ingredient No-Bake Peanut Butter 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 Three-Ingredient No-Bake Peanut Butter 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 Three-Ingredient No-Bake Peanut Butter 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 Three-Ingredient No-Bake Peanut Butter Cookies?
Desserts 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.
