- 2 tablespoons butter
- 1/4 cup brown sugar
- 1 teaspoon ground cinnamon, or more to taste
- 1 teaspoon vanilla extract
- 1 cup crushed pecans, or more to taste
- Melt butter in a saucepan over medium heat. Cook and stir brown sugar in hot butter until dissolved. Add cinnamon and stir until fragrant, about 1 minute.
- Stir vanilla into brown sugar mixture; cook and stir until vanilla stops sizzling, about 30 seconds. Add pecans; cook and stir until pecans are fragrant and lightly toasted, about 1 minute. Pour pecan mixture out in a layer on parchment paper. Let cool to room temperature before breaking into pieces, about 20 minutes.