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Brown Butter Toffee Cookies with Melted Chocolate and Sea Salt Recipe

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4.1 from 6 reviews

These easy Brown Butter Toffee Cookies combine rich brown butter flavors with crunchy homemade toffee made from saltine crackers, caramel, and melty chocolate. The toffee pieces get folded into a soft, buttery cookie dough, creating a wonderfully textured and indulgent treat. Perfect for cookie lovers craving a sweet-salty, buttery dessert that’s simple yet impressive.

Ingredients

For the Toffee

  • 20 saltine crackers
  • 1/2 cup unsalted butter
  • 1/2 cup light brown sugar, packed
  • 6 ounces semisweet chocolate chips
  • Sea salt for topping (optional)

For the Cookie Dough

  • 1 cup unsalted butter, cubed
  • 2 1/2 cups all-purpose flour, spooned and leveled
  • 1 teaspoon baking soda
  • 1 cup light brown sugar, packed
  • 1/3 cup granulated sugar
  • 2 large eggs, at room temperature
  • 2 teaspoons pure vanilla extract

Instructions

  1. Make the Toffee: Preheat the oven to 425° F. Line a 9×13-inch baking dish with parchment paper. Lay the saltine crackers in an even layer in the bottom of the pan and set aside.
  2. Cook the Caramel: In a medium saucepan, melt 1/2 cup unsalted butter and 1/2 cup light brown sugar over medium-high heat. Stir occasionally until it comes to a boil, then reduce heat to medium and boil without stirring for 4-5 minutes.
  3. Pour and Bake Toffee: Remove from heat and pour the caramel mixture evenly over the crackers. Spread with a wooden spoon or spatula. Bake in preheated oven for 4-5 minutes until bubbly.
  4. Apply Chocolate: Remove from oven and sprinkle 6 ounces semisweet chocolate chips over the hot caramel. Let sit a few minutes to melt, then spread chocolate evenly over toffee using a spatula. Sprinkle sea salt on top if desired. Transfer to freezer while preparing dough.
  5. Browns Butter: In a medium saucepan, melt 1 cup cubed unsalted butter over medium heat, swirling and stirring constantly for about 5 minutes until it foams and turns golden brown with a nutty aroma. Remove from heat and cool slightly for 10 minutes.
  6. Prepare Dry Ingredients: Whisk together 2 1/2 cups all-purpose flour and 1 teaspoon baking soda in a large bowl.
  7. Make Cookie Dough Base: To the cooled brown butter, add 1 cup light brown sugar and 1/3 cup granulated sugar, whisking until combined. Whisk in 2 eggs and 2 teaspoons vanilla extract until smooth.
  8. Combine Wet and Dry: Pour wet mixture into flour mixture and stir with a rubber spatula until a dough forms. It may seem dry at first but will come together as you mix.
  9. Prepare Toffee Pieces: Remove toffee from freezer, chop carefully into small pieces with a sharp knife to avoid melting the chocolate. Set aside some for topping.
  10. Mix Toffee Into Dough: Add most of the chopped toffee pieces into the dough and mix to distribute evenly. Cover dough with plastic wrap and chill for at least 2 hours, up to 3 days. Allow dough to soften slightly if chilled over 24 hours.
  11. Preheat Oven: Preheat oven to 350°F and line a large baking sheet with parchment paper or a silicone mat.
  12. Shape Cookies: Scoop dough into 2 tablespoon-sized balls and place them spaced a few inches apart on the baking sheet.
  13. Bake Cookies: Bake for 8-10 minutes until edges are golden brown and tops are just set.
  14. Add Topping and Cool: Immediately top warm cookies with reserved toffee bits. Let cool on baking sheet for 5 minutes before transferring to a wire rack to cool completely.

Notes

  • For extra toffee, double the cracker caramel layer on a sheet pan and adjust baking times accordingly.
  • Ensure butter is browned carefully to avoid burning — the nutty aroma signals it’s ready.
  • Chilling the dough helps develop flavor and improves texture.
  • Chop toffee with a knife rather than by hand to prevent melting the chocolate pieces.
  • Sea salt topping is optional but enhances the sweet-salty flavor contrast.