Cinnamon Toast Crunch Cupcakes

Name: Cinnamon Toast Crunch Cupcakes
Prep time: 30 min
Cook time: 20 min
Total time: 50 min
Cuisine: American
Ingredients: 1 cup whole milk; 1/2 cup cinnamon toast crunch cereal; 1/2 cup unsalted brown butter (melted); 1/2 cup light brown sugar; 1/2 cup granulated sugar; 2 large eggs (room temperature); 1 teaspoon vanilla extract; 1 1/2 cups cake flour (substitute all purpose flour); 1 1/2 teaspoons baking powder; 1 teaspoon cinnamon; 1/2 teaspoon kosher salt; 1/2 cup cereal milk; 1 cup unsalted brown butter (room temperature); 3 cups powdered sugar; 1/4 teaspoon cinnamon; 3 tablespoons cereal milk; cinnamon toast crunch cereal