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1
Preheat oven to 350u00b0F.
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2
Line a 9x13-inch baking pan with aluminum foil, and grease lightly.
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3
In a medium-large saucepan over low heat, melt together butter and chocolate, stirring occasionally.
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4
Stir in sugar, salt and vanilla & peppermint extracts; remove from heat.
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5
Whisk in eggs one at a time, waiting until each is fully incorporated before adding the next.
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6
Stir in flour and cocoa powder until mixture is uniform. Stir in crushed cookies.
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7
Spread batter into prepared pan.
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8
If desired, crush 3-4 additional cookies finely and scatter on top of batter. You can also crush 1 candy-cane and sprinkle it on top; it will melt slightly but still be pretty and festive.
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9
Bake for about 35 minutes, until a toothpick inserted into the center comes out with moist crumbs, but not coated with batter.
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10
Cool brownies in pan on wire rack for 20 minutes, then lift brownies in the foil out of the pan and place on a wire rack to cool completely (at least one more hour) before slicing.
