Caramel crunch cornflake brownies swirl caramel sauce through rich brownie batter, then top it with a layer of cornflakes for crunch, a combination that’s gone viral for good reason. They take about 45 minutes total and turn a simple boxed brownie mix into something that feels far more special.
Recipe at a Glance
Prep Time: 15 minutes
Cook Time: 30 minutes
Total Time: 45 minutes
Servings: 12
Category: Dessert, snack
Why You’ll Love This Caramel Crunch Cornflake Brownies
- Turns a simple boxed brownie mix into a genuinely impressive dessert.
- The cornflake topping adds a crunch you don’t normally get in a brownie.
- Easy to make ahead for parties or potlucks.
- Rich, indulgent, and easy to customize with mix-ins.
Ingredients You’ll Need
- 1 box brownie mix, plus ingredients called for on the box (or homemade brownie batter)
- 1 cup caramel sauce, divided
- 2 cups cornflakes cereal
- Sea salt, for topping
How to Make Caramel Crunch Cornflake Brownies
- Preheat the oven and prepare the brownie batter according to the box instructions (or your favorite homemade recipe).
- Pour half of the brownie batter into a lined baking dish.
- Drizzle with half of the caramel sauce, swirling slightly with a knife.
- Pour the remaining brownie batter over the top, then drizzle with the remaining caramel sauce and swirl again.
- Sprinkle cornflakes evenly over the top, pressing gently so they stick.
- Bake according to the brownie box instructions, until a toothpick inserted comes out with a few moist crumbs.
- Let cool, sprinkle with a pinch of sea salt, then slice and serve.
Tips for the Best Caramel Crunch Cornflake Brownies
- Press the cornflakes gently into the batter before baking so they stay in place.
- Let the brownies cool fully before slicing for cleaner cuts.
- Use a good-quality caramel sauce for the best swirl and flavor.
- Line the pan with parchment for easy removal and slicing.
Variations to Try
- Add chopped pecans or walnuts with the cornflakes for extra crunch.
- Use dulce de leche instead of caramel sauce.
- Drizzle with chocolate sauce after baking for extra decadence.
How to Store It
Store in an airtight container at room temperature for up to 4 days, or in the fridge for up to a week.
Frequently Asked Questions
Can I use homemade brownie batter?
Yes, any 9×13 brownie recipe works as the base.
Why do my cornflakes go soggy?
Adding them right before baking and pressing them gently (not stirring in) helps keep them crunchy after baking.
Can I make these ahead?
Yes, they keep well for several days and the flavor deepens slightly over time.
Is this recipe very sweet?
Yes, between the brownie, caramel, and cornflakes, it’s a rich, indulgent treat — best enjoyed in small squares.