AI-generated recipe illustration
- Prep time
- 20 min
- Cook time
- 0 min
- Total time
- 2 hrs 20 min
- Yield
- 24 servings
No-bake peanut butter bars are a giant homemade peanut butter cup in sheet-pan form: a fudgy base of peanut butter, graham crumbs, butter, and powdered sugar under a snappy chocolate–peanut butter shell. No oven, one bowl, five ingredients, and the hardest step is waiting two hours for the chill. They keep for a week, freeze for months, and vanish at bake sales in minutes — the exact dessert to deputize the kids on, since the whole thing is stirring and pressing.
Ingredients
How to make no bake peanut butter bars
- Line a 9x13 with a parchment sling.
- Stir 1 3/4 cups peanut butter, the melted butter, graham crumbs, powdered sugar, salt, and vanilla into a thick dough.
- Press firmly and evenly into the pan — a flat-bottomed cup smooths it like a pro.
- Melt the chocolate chips with the remaining 1/4 cup peanut butter (microwave, 30-second bursts); spread over the base.
- Chill 2 hours. For clean squares, score the chocolate at 30 minutes when it's set-but-soft, then finish chilling and cut through.
- Cut into 24 bars and try to hide some.
Make it your own
| Ingredient | Swap | Good to know |
|---|---|---|
| Graham crumbs | Crushed pretzels | Salty-sweet upgrade; coarser crunch |
| Creamy peanut butter | Crunchy | Textured base, fully endorsed |
| Semisweet chips | Milk chocolate | Closer to the candy-aisle original |
| Peanut butter | Sunflower seed butter | School-safe batch; add 2 tbsp more powdered sugar |
Storage & leftovers
Refrigerate airtight up to a week — they're best slightly cool, when the chocolate snaps.
They freeze perfectly for 3 months and are dangerously good eaten frozen, a fact we share with hesitation.
A few helpful answers
Why did my chocolate layer crack when cutting?
It was cut fully cold in one stroke. Score the topping 30 minutes into the chill while it's soft, or cut with a hot dry knife — either yields clean candy-shop edges.
Can I use natural peanut butter?
The drippy kind makes a softer, oilier base. It works if it's well-stirred and you add an extra 1/4 cup of powdered sugar, but the emulsified jar stuff is the structural champion.
Do these really not need baking?
Truly none — the butter and chill do the binding. It's the classic “first recipe” for kids and dorm rooms for a reason.
How do I get them out of the pan cleanly?
The parchment sling — lift the entire slab onto a cutting board and cut on the flat. Digging bars out of the pan corner is how the first row always gets ruined.
320 calories · 7g protein · 28g carbohydrates · 21g fat · 190mg sodium