01 -
Preheat the oven to 350 °F (175 °C) and line a baking sheet with parchment paper.
02 -
Whisk together the all-purpose flour, baking soda, baking powder, and salt in a bowl.
03 -
In a separate bowl, beat the unsalted butter, light brown sugar, and granulated sugar together until creamy.
04 -
Add the eggs one at a time to the butter mixture, mixing well after each addition, then stir in the vanilla extract.
05 -
Gradually add the dry ingredients into the wet mixture, stirring just until combined to avoid overmixing.
06 -
Gently fold in the chopped pretzels, toffee bits, milk chocolate chips, and semi-sweet chocolate chips until evenly distributed.
07 -
Scoop approximately 2 tablespoons of dough per cookie onto the prepared baking sheet. Slightly pull apart each dough ball to create uneven tops for texture.
08 -
Bake for 10 to 12 minutes, until the edges are light golden and centers remain soft.
09 -
Remove from oven, immediately sprinkle flaky sea salt over the cookies, cool on the baking sheet for 5 minutes, then transfer to a wire rack to cool completely.