Mix browned butter into couscous to add flavor to this simple side dish.
Bring stock and 1/2 teaspoon salt to a boil in a medium saucepan. Remove pan from heat, and stir in couscous; cover and let stand 5 minutes. Fluff with a fork; cover and keep warm.
Melt butter in a small skillet over medium heat; cook 3 minutes or until browned and fragrant. Add butter, next 4 ingredients, and remaining 1/4 teaspoon salt to couscous; toss well to combine.