When measuring baking powder or baking soda, always level off the top of the measuring spoon with something flat (like the back of a knife) as these ingredients need to be accurately measured. (carrotsandspice.com)
Then with the back of your knife or a rolling pin, smash the lemongrass. (thehealthnutmama.com)
Spread the frosting over the top of the brownies, making decorative swirls with a metal spatula or the back of a knife. (foodgal.com)