The secret to truly fudgy and delightful frozen cocoa bars lies in a specific baking technique and the perfect balance of chocolate. This recipe transforms a beloved warm drink into a refreshing, decadent treat perfect for any time of year, especially when you crave something cool and sweet. These frozen cocoa bars combine a rich, chewy cookie base with a light and airy cocoa mousse, offering a unique textural contrast. The key to achieving that signature fudginess in the cookie bars is to allow them to deflate slightly after baking, which compacts the crumb and intensifies the chocolate flavor.

Frozen Hot Cocoa Bars: Chilled Treat!
Ingredients
- 1 cup (222g) salted butter, softened
- 1 cup (246g) brown sugar
- 1/3 cup (76g) granulated sugar
- 2 eggs
- 1 tbsp corn syrup
- 1/2 tbsp vanilla extract
- 2 1/2 cups (380g) all-purpose flour
- 2/3 cup (80g) dutch processed cocoa
- 1/3 cup (46g) hot cocoa mix, powder only
- 3 tsp corn starch
- 1 tsp baking soda
- 1/2 tsp salt
- 1 cup chocolate chips
- 1 1/2 cups heavy whipping cream
Instructions
- Preheat oven to 350°F (180°C) and prepare a 9×13 pan.
- Cream butter and sugars for 2 minutes until light and fluffy. Add eggs, corn syrup, and vanilla; mix well.
- Combine flour, cocoa powder, hot cocoa mix, corn starch, baking soda, and salt to form chocolate cookie dough. Fold in chocolate chips.
- Press dough into the pan and bake for 15-17 minutes until edges crackle. Forcefully set down to deflate and cool completely.
- For the hot cocoa mousse, beat heavy whipping cream on medium-high speed until it begins to thicken.
Notes
Pro tips
- For the fudgiest bars, do not overbake. Pull them out when the edges are set and the center still looks slightly underdone.
- If your cookie dough seems too soft to press, chill it for 10-15 minutes. This makes it easier to handle without adding extra flour.
- When making the mousse, ensure your heavy whipping cream is very cold; this helps it whip up faster and hold its volume better.
Experiment with different toppings like mini marshmallows, chocolate shavings, or a drizzle of caramel. These bars are incredibly versatile and always a crowd-pleaser. Enjoy your chilled chocolate creation!
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