Easy Raspberry Oatmeal Crumble Bars

If you like things that taste like dessert but pretend to be breakfast, meet my Easy Raspberry Oatmeal Crumble Bars: buttery oat base, jammy raspberry center, and a crumble top that flakes all over your shirt like confetti at a party you didn’t plan. They’re special because they’re stupidly forgiving — burnt the edges? Still lovely. Forgot to preheat the oven? We’ll call it “rustic.” Plus, they travel well to potlucks and PSA: kids will eat things with the word “crumble” in them. Try them because they make you look impressive with minimal actual skill, and because yes, I will judge you if you don’t bring snacks.
Once, my husband decided he would “help” and tried to press the crust into the pan with a spatula the size of a soup spoon. The crust ended up with artistic swirl patterns (read: holes). I improvised by sprinkling extra crumble on top like a baker with absolutely no authority, and we called it modern art. Our kid then licked the spatula and declared it “too crunchy,” which is now a family critique standard. Pro tip: If someone offers to help, hand them a timer and a clean shirt.
Why You’ll Love This Easy Raspberry Oatmeal Crumble Bars
– They’re a snack that sounds fancy but requires zero pastry degree.
– Oats make them feel slightly virtuous. Then you eat three. Balance achieved.
– Raspberry jam provides the drama — tangy, sticky, and socially acceptable to eat with your fingers.
– They survive being shoved in a lunchbox, a backpack, or your face during a Netflix five-minute break.
– Kids and adults both approve, which is basically magic (or witchcraft — same difference).
Time-Saving Hacks
– Use store-bought raspberry jam. Yes, it’s cheating. Yes, you’ll still be proud.
– Buy pre-measured oats or blitz rolled oats in the food processor for crumbs—fewer measuring cups, more couch time.
– Line the pan with foil or parchment so you only use one pan during assembly. Does this count as not washing dishes? Debatable.
– Microwave butter to melt it quickly instead of heating a saucepan. It’s a tiny kitchen sin, but also a tiny life-saver.
– Press half the mixture into the pan and crumble the rest on top with your fingers—less precision, more personality.
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Serving Ideas
– Warm with a scoop of vanilla ice cream because dessert for breakfast is a lifestyle.
– Dust with a tiny sprinkle of powdered sugar if you want to look like you care about aesthetics.
– Serve with coffee if it’s morning, or with wine if your morning lasted until noon.
– Cut into smaller squares for a party, or larger squares for when you’re too tired to share.
– Honestly, they’re great straight from the pan while you pretend you meant to do that.
What to Serve It With
– Plain yogurt and fresh berries for breakfast vibes.
– A strong cup of coffee or a slightly judgmental chai latte.
– A splash of milk for dunking, because grown adults deserve dunking privileges.
– A scoop of yogurt or ice cream for the dramatic dessert reveal.
Tips & Mistakes
– Don’t overbake. The edges should be golden, not fossilized. If you see smoke, we’re troubleshooting.
– If your jam is too runny, mix it with a teaspoon of cornstarch to keep it from turning the bars into fruit soup.
– Use a fork or pastry cutter to combine the crumble — your hands are allowed, but they’ll be sticky and you will be judged by no one but yourself.
– Yes, this pan is too small. No, I won’t wash fewer dishes. Let the crumbs snow.
Storage Tips
Store it in the fridge… if there’s any left. Cold midnight leftovers? Sometimes better than fresh. Also: wrap them well or the fridge will borrow their texture for other things.
Variations and Substitutions
Swap whatever you want—sugar ↔ honey, soy sauce ↔ tamari, or skip steps and call it “deconstructed.” It still counts.
Frequently Asked Questions

Easy Raspberry Oatmeal Crumble Bars
Ingredients
Main Ingredients
- 2 cups rolled oats
- 0.5 cups brown sugar
- 0.5 cups butter, melted
- 1 cup raspberry jam can substitute with any favorite fruit jam
- 0.5 teaspoons vanilla extract
Instructions
Preparation Steps
- Preheat your oven to 350°F (175°C). Grease a 9x9 inch baking dish.
- In a mixing bowl, combine rolled oats, brown sugar, and melted butter. Mix well.
- Press half of the oat mixture into the bottom of the prepared baking dish to form a crust.
- Spread the raspberry jam over the crust evenly.
- Sprinkle the remaining oat mixture over the top of the jam.
- Bake in the preheated oven for 30-35 minutes, or until the top is golden brown.
- Allow to cool before cutting into bars.
Notes
Featured Comments
“Impressed! Clear steps and turned out amazing results. Perfect for busy nights.”
“Made this last night and it was will make again. Loved how the crunchy came together.”
“Super easy and will make again! My family asked for seconds. Saving this one.”
“Super easy and so flavorful! My family asked for seconds. Saving this one.”
“New favorite here — family favorite. quick bite was spot on.”
“This crunchy recipe was turned out amazing — the quick bite really stands out. Thanks!”
“Super easy and turned out amazing! My family asked for seconds. Saving this one.”
“Impressed! Clear steps and turned out amazing results. Perfect for busy nights.”
“Super easy and family favorite! My family asked for seconds. Saving this one.”
“New favorite here — absolutely loved. salty-sweet was spot on.”