Cucumber Gyro Sauce

1 cup sour cream

⅔ cup peeled and grated cucumber

½ teaspoon minced garlic

½ teaspoon chopped fresh dill

¼ teaspoon prepared mustard

¼ teaspoon garlic powder

Combine the sour cream, cucumber, garlic, dill, mustard, and garlic powder in a bowl; stir to combine. Chill in refrigerator at least one hour before serving.